{"id":23,"date":"2024-01-03T08:03:27","date_gmt":"2024-02-01T13:05:33","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/%e5%af%b9graphql%e7%b1%bb%e5%9e%8b%e7%b3%bb%e7%bb%9f%e7%9a%84%e7%90%86%e8%a7%a3\/"},"modified":"2025-07-31T21:00:38","modified_gmt":"2025-07-31T13:00:38","slug":"%e5%af%b9graphql%e7%b1%bb%e5%9e%8b%e7%b3%bb%e7%bb%9f%e7%9a%84%e7%90%86%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%af%b9graphql%e7%b1%bb%e5%9e%8b%e7%b3%bb%e7%bb%9f%e7%9a%84%e7%90%86%e8%a7%a3\/","title":{"rendered":"\u6df1\u5165\u7406\u89e3GraphQL\u7c7b\u578b\u7cfb\u7edf\uff1a\u6784\u5efa\u9ad8\u6548API\u7684\u5173\u952e"},"content":{"rendered":"<h3>\u5f00\u573a\u767d<\/h3>\n<p>GraphQL \u662f\u4e00\u79cd\u4fc3\u8fdb\u524d\u7aef\u4e0e\u6570\u636e\u6e90\u901a\u4fe1\u7684\u73b0\u4ee3\u89e3\u51b3\u65b9\u6848\u3002\u6240\u6709\u5173\u4e8e GraphQL \u5b9e\u73b0\u7684\u7ec6\u8282\u548c\u529f\u80fd\u90fd\u5728 GraphQL Schema \u4e2d\u5b9a\u4e49\u3002\u4e3a\u4e86\u7f16\u5199\u4e00\u4e2a\u529f\u80fd\u5b8c\u6574\u7684 GraphQL \u6a21\u5f0f\uff0c\u60a8\u5fc5\u987b\u4e86\u89e3 GraphQL \u7c7b\u578b\u7cfb\u7edf\u3002<\/p>\n<p>\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u60a8\u5c06\u4e86\u89e3\u6709\u5173 GraphQL \u7c7b\u578b\u7684\u5185\u5bb9\uff1a\u4e94\u79cd\u5185\u7f6e\u6807\u91cf\u7c7b\u578b\u3001\u679a\u4e3e\u7c7b\u578b\u3001\u5217\u8868\u548c\u975e\u7a7a\u7c7b\u578b\u3001\u5bf9\u8c61\u7c7b\u578b\u4ee5\u53ca\u4e0e\u5b83\u4eec\u4e00\u8d77\u4f7f\u7528\u7684\u62bd\u8c61\u63a5\u53e3\u548c\u8054\u5408\u7c7b\u578b\u3002\u60a8\u5c06\u4f1a\u901a\u8fc7\u6bcf\u79cd\u7c7b\u578b\u7684\u793a\u4f8b\u8fdb\u884c\u590d\u4e60\uff0c\u5e76\u5b66\u4e60\u5982\u4f55\u4f7f\u7528\u5b83\u4eec\u6765\u6784\u5efa\u4e00\u4e2a\u5b8c\u6574\u7684 GraphQL \u6a21\u5f0f\u3002<\/p>\n<h2>\u5148\u51b3\u6761\u4ef6<\/h2>\n<p>\u4e3a\u4e86\u4ece\u672c\u6559\u7a0b\u4e2d\u83b7\u76ca\u6700\u5927\u5316\uff0c\u60a8\u5e94\u8be5\u5177\u5907\u4ee5\u4e0b\u6761\u4ef6\uff1a<\/p>\n<ul class=\"post-ul\">\n<li>\u5bf9 GraphQL \u7684\u57fa\u672c\u6982\u5ff5\u6709\u4e00\u5b9a\u4e86\u89e3\uff0c\u53ef\u53c2\u8003\u300aGraphQL \u5165\u95e8\u6307\u5357\u300b\u3002<\/li>\n<li>\u4e00\u4e2a GraphQL \u73af\u5883\uff0c\u4f8b\u5982\u300a\u5982\u4f55\u5728 Node.js \u4e2d\u642d\u5efa GraphQL API \u670d\u52a1\u5668\u300b\u4e2d\u6240\u793a\u3002<\/li>\n<\/ul>\n<h2>\u6807\u91cf\u7c7b\u578b<\/h2>\n<p>\u4e00\u4e2a GraphQL Schema \u4e2d\u7684\u6240\u6709\u6570\u636e\u6700\u7ec8\u90fd\u4f1a\u89e3\u6790\u4e3a\u4e0d\u540c\u7684\u6807\u91cf\u7c7b\u578b\uff0c\u8fd9\u4e9b\u7c7b\u578b\u4ee3\u8868\u539f\u59cb\u503c\u3002GraphQL \u7684\u54cd\u5e94\u53ef\u4ee5\u88ab\u8868\u793a\u4e3a\u4e00\u68f5\u6811\uff0c\u800c\u6807\u91cf\u7c7b\u578b\u5219\u662f\u6811\u672b\u7aef\u7684\u53f6\u5b50\u8282\u70b9\u3002\u5728\u4e00\u4e2a\u5d4c\u5957\u7684\u54cd\u5e94\u4e2d\u53ef\u4ee5\u6709\u591a\u4e2a\u5c42\u7ea7\uff0c\u4f46\u662f\u6700\u540e\u4e00\u5c42\u603b\u662f\u4f1a\u89e3\u6790\u4e3a\u6807\u91cf\uff08\u6216\u8005\u679a\u4e3e\uff09\u7c7b\u578b\u3002GraphQL \u5185\u7f6e\u4e86\u4e94\u79cd\u6807\u91cf\u7c7b\u578b\uff1aInt\u3001Float\u3001String\u3001Boolean \u548c ID\u3002<\/p>\n<h3>\u6574\u578b (Int)<\/h3>\n<p>Int \u662f\u4e00\u4e2a\u5e26\u7b26\u53f7\u7684 32 \u4f4d\u975e\u5c0f\u6570\u6570\u503c\u3002\u5b83\u662f\u4e00\u4e2a\u5e26\u7b26\u53f7\uff08\u6b63\u6570\u6216\u8d1f\u6570\uff09\u7684\u6574\u6570\uff0c\u4e0d\u5305\u62ec\u5c0f\u6570\u90e8\u5206\u3002\u5e26\u7b26\u53f7 32 \u4f4d\u6574\u6570\u7684\u6700\u5927\u503c\u662f 2,147,483,647\u3002\u8fd9\u662f\u7528\u4e8e\u6570\u5b57\u6570\u636e\u7684\u4e24\u4e2a\u5185\u7f6e\u6807\u91cf\u4e4b\u4e00\u3002<\/p>\n<h3>\u6d6e\u70b9\u578b (Float)<\/h3>\n<p>Float \u662f\u4e00\u79cd\u6709\u7b26\u53f7\u7684\u53cc\u7cbe\u5ea6\u5c0f\u6570\u503c\u3002\u5b83\u662f\u4e00\u4e2a\u5e26\u6709\u5c0f\u6570\u70b9\u7684\u6709\u7b26\u53f7\uff08\u6b63\u6216\u8d1f\uff09\u6570\u5b57\uff0c\u4f8b\u5982 1.2\u3002\u8fd9\u662f\u53e6\u4e00\u79cd\u7528\u4e8e\u6570\u503c\u6570\u636e\u7684\u5185\u7f6e\u6807\u91cf\u3002<\/p>\n<h3>\u5b57\u7b26\u4e32 (String)<\/h3>\n<p>String \u662f\u4e00\u4e2a UTF-8 \u5b57\u7b26\u5e8f\u5217\u3002\u5b57\u7b26\u4e32\u7c7b\u578b\u7528\u4e8e\u4efb\u4f55\u6587\u672c\u6570\u636e\u3002\u8fd9\u4e5f\u53ef\u4ee5\u5305\u62ec\u975e\u5e38\u5927\u7684\u6570\u5b57\u7b49\u6570\u636e\u3002\u5927\u591a\u6570\u81ea\u5b9a\u4e49\u6807\u91cf\u5c06\u662f\u5b57\u7b26\u4e32\u6570\u636e\u7c7b\u578b\u3002<\/p>\n<h3>\u5e03\u5c14\u578b (Boolean)<\/h3>\n<p>Boolean \u662f\u4e00\u4e2a\u771f\u6216\u5047\u7684\u503c\u3002<\/p>\n<h3>ID \u578b (ID)<\/h3>\n<p>ID \u662f\u4e00\u4e2a\u552f\u4e00\u6807\u8bc6\u7b26\u3002\u65e0\u8bba ID \u662f\u5426\u4e3a\u6570\u5b57\uff0c\u8fd9\u4e2a\u503c\u603b\u662f\u88ab\u5e8f\u5217\u5316\u4e3a\u5b57\u7b26\u4e32\u3002ID \u7c7b\u578b\u53ef\u80fd\u7ecf\u5e38\u7528\u901a\u7528\u552f\u4e00\u6807\u8bc6\u7b26\uff08UUID\uff09\u8868\u793a\u3002<\/p>\n<h3>\u81ea\u5b9a\u4e49\u6807\u91cf<\/h3>\n<p>\u9664\u4e86\u8fd9\u4e9b\u5185\u7f6e\u7684\u6807\u91cf\u4e4b\u5916\uff0c<code>scalar<\/code> \u5173\u952e\u5b57\u8fd8\u53ef\u4ee5\u7528\u4e8e\u5b9a\u4e49\u81ea\u5b9a\u4e49\u6807\u91cf\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u81ea\u5b9a\u4e49\u6807\u91cf\u6765\u521b\u5efa\u5177\u6709\u9644\u52a0\u670d\u52a1\u5668\u7ea7\u9a8c\u8bc1\u7684\u7c7b\u578b\uff0c\u4f8b\u5982\u65e5\u671f\u3001\u65f6\u95f4\u6216 URL\u3002\u4ee5\u4e0b\u662f\u5b9a\u4e49\u65b0\u65e5\u671f\u7c7b\u578b\u7684\u793a\u4f8b\uff1a<\/p>\n<pre class=\"post-pre\"><code><mark><span class=\"token keyword\">scalar<\/span><\/mark> <span class=\"token class-name\">Date<\/span>\r\n<\/code><\/pre>\n<p>\u670d\u52a1\u5668\u5c06\u77e5\u9053\u5982\u4f55\u4f7f\u7528 <code>GraphQLScalarType<\/code> \u6765\u5904\u7406\u4e0e\u8fd9\u79cd\u65b0\u7c7b\u578b\u7684\u4ea4\u4e92\u3002<\/p>\n<h2>\u679a\u4e3e\u7c7b\u578b<\/h2>\n<p>\u679a\u4e3e\u7c7b\u578b\uff0c\u4e5f\u88ab\u79f0\u4e3a\u201c\u679a\u4e3e\u5668\u201d\u7c7b\u578b\uff0c\u63cf\u8ff0\u4e86\u4e00\u7ec4\u53ef\u80fd\u7684\u503c\u3002<\/p>\n<p>\u5728\u300a\u5982\u4f55\u4f7f\u7528 GraphQL \u7ba1\u7406\u6570\u636e\u300b\u7cfb\u5217\u7684\u5176\u4ed6\u6559\u7a0b\u4e2d\u4f7f\u7528\u4e86 Fantasy Game API \u4e3b\u9898\uff0c\u4f60\u53ef\u4ee5\u4e3a\u6e38\u620f\u89d2\u8272\u7684\u804c\u4e1a\u548c\u7269\u79cd\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u7cfb\u7edf\u5141\u8bb8\u7684\u6240\u6709\u503c\u7684\u679a\u4e3e\u3002\u679a\u4e3e\u7c7b\u578b\u4f7f\u7528 <code>enum<\/code> \u5173\u952e\u5b57\u8fdb\u884c\u5b9a\u4e49\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"token description string\">\"<span class=\"token language-markdown\">The job class of the character.<\/span>\"<\/span>\r\n<mark><span class=\"token keyword\">enum<\/span><\/mark> <span class=\"token class-name\">Job<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token constant\">FIGHTER<\/span>\r\n  <span class=\"token constant\">WIZARD<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token description string\">\"<span class=\"token language-markdown\">The species or ancestry of the character.<\/span>\"<\/span>\r\n<mark><span class=\"token keyword\">enum<\/span><\/mark> <span class=\"token class-name\">Species<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token constant\">HUMAN<\/span>\r\n  <span class=\"token constant\">ELF<\/span>\r\n  <span class=\"token constant\">DWARF<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u7528\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u4fdd\u8bc1\u4e00\u4e2a\u89d2\u8272\u7684\u804c\u4e1a\u662f\u201c\u6218\u58eb\u201d\u6216\u8005\u201c\u6cd5\u5e08\u201d\uff0c\u800c\u4e0d\u4f1a\u51fa\u73b0\u201c\u7d2b\u8272\u201d\u6216\u5176\u4ed6\u968f\u673a\u5b57\u7b26\u4e32\u7684\u60c5\u51b5\uff0c\u5982\u679c\u4f7f\u7528\u5b57\u7b26\u4e32\u7c7b\u578b\u800c\u4e0d\u662f\u81ea\u5b9a\u4e49\u679a\u4e3e\uff0c\u8fd9\u79cd\u60c5\u51b5\u53ef\u80fd\u53d1\u751f\u3002\u6309\u7167\u60ef\u4f8b\uff0c\u679a\u4e3e\u7c7b\u578b\u7684\u540d\u79f0\u5e94\u8be5\u5168\u90e8\u5927\u5199\u3002<\/p>\n<p>\u679a\u4e3e\u4e5f\u53ef\u4ee5\u7528\u4f5c\u53c2\u6570\u4e2d\u53ef\u63a5\u53d7\u7684\u503c\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a <code>Hand<\/code> \u679a\u4e3e\u6765\u8868\u793a\u6b66\u5668\u662f\u5355\u624b\uff08\u5982\u77ed\u5251\uff09\u8fd8\u662f\u53cc\u624b\uff08\u5982\u91cd\u65a7\uff09\uff0c\u5e76\u4f7f\u7528\u5b83\u6765\u786e\u5b9a\u662f\u5426\u53ef\u4ee5\u88c5\u5907\u4e00\u628a\u6216\u4e24\u628a\u6b66\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code><mark><span class=\"token keyword\">enum<\/span> <span class=\"token class-name\">Hand<\/span><\/mark> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token constant\">SINGLE<\/span>\r\n  <span class=\"token constant\">DOUBLE<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token description string\">\"<span class=\"token language-markdown\">A valiant weapon wielded by a fighter.<\/span>\"<\/span>\r\n<span class=\"token keyword\">type<\/span> <span class=\"token class-name\">Weapon<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token attr-name\">name<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">String<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">attack<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Int<\/span>\r\n  <span class=\"token attr-name\">range<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Int<\/span>\r\n  <mark><span class=\"token attr-name\">hand<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Hand<\/span><\/mark>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token keyword\">type<\/span> <span class=\"token class-name\">Query<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token attr-name\">weapons<\/span><span class=\"token punctuation\">(<\/span><mark><span class=\"token attr-name\">hand<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Hand<\/span> <span class=\"token operator\">=<\/span> <span class=\"token constant\">SINGLE<\/span><\/mark><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token class-name\">Weapon<\/span><span class=\"token punctuation\">]<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p><code>Hand<\/code> \u7684\u679a\u4e3e\u7c7b\u578b\u5df2\u7ecf\u58f0\u660e\u4e3a\u5355\u624b (<code>SINGLE<\/code>) \u548c\u53cc\u624b (<code>DOUBLE<\/code>) \u4e24\u4e2a\u503c\uff0c\u5e76\u4e14 <code>weapons<\/code> \u5b57\u6bb5\u7684\u53c2\u6570\u9ed8\u8ba4\u503c\u4e3a\u5355\u624b (<code>SINGLE<\/code>)\uff0c\u610f\u5473\u7740\u5982\u679c\u6ca1\u6709\u4f20\u5165\u53c2\u6570\uff0c\u5219\u4f1a\u56de\u9000\u5230\u5355\u624b (<code>SINGLE<\/code>)\u3002<\/p>\n<h2>\u975e\u7a7a\u7c7b\u578b<\/h2>\n<p>\u4f60\u53ef\u80fd\u6ce8\u610f\u5230\uff0c\u5728\u5185\u7f6e\u7684\u6807\u91cf\u7c7b\u578b\u5217\u8868\u4e2d\uff0c\u7a7a\u6216\u672a\u5b9a\u4e49\u7684 <code>null<\/code> \u662f\u5e38\u89c1\u7684\u7c7b\u578b\uff0c\u8bb8\u591a\u7f16\u7a0b\u8bed\u8a00\u90fd\u8ba4\u4e3a\u5b83\u662f\u4e00\u79cd\u539f\u59cb\u7684\u6570\u636e\u7c7b\u578b\u3002\u7136\u800c\uff0c\u5728 GraphQL \u7684\u5185\u7f6e\u6807\u91cf\u7c7b\u578b\u5217\u8868\u4e2d\uff0c\u5e76\u6ca1\u6709\u5305\u542b <code>null<\/code>\u3002\u5728 GraphQL \u4e2d\uff0c<code>null<\/code> \u4ee3\u8868\u7f3a\u5c11\u5177\u4f53\u6570\u503c\u7684\u60c5\u51b5\u3002<\/p>\n<p>GraphQL \u4e2d\u7684\u6240\u6709\u7c7b\u578b\u9ed8\u8ba4\u90fd\u662f\u53ef\u4e3a\u7a7a\u7684\uff0c\u56e0\u6b64 <code>null<\/code> \u5bf9\u4e8e\u4efb\u4f55\u7c7b\u578b\u90fd\u662f\u6709\u6548\u7684\u54cd\u5e94\u3002\u4e3a\u4e86\u4f7f\u503c\u53d8\u4e3a\u5fc5\u9700\uff0c\u5b83\u5fc5\u987b\u8f6c\u6362\u4e3a\u5e26\u6709\u5c3e\u90e8\u611f\u53f9\u53f7\u7684 GraphQL \u975e\u7a7a\u7c7b\u578b\u3002\u975e\u7a7a\u7c7b\u578b\u88ab\u5b9a\u4e49\u4e3a\u7c7b\u578b\u4fee\u9970\u7b26\uff0c\u8fd9\u4e9b\u4fee\u9970\u7b26\u7528\u4e8e\u4fee\u6539\u6240\u5f15\u7528\u7684\u7c7b\u578b\u3002\u4f8b\u5982\uff0c<code>String<\/code> \u662f\u4e00\u4e2a\u53ef\u9009\uff08\u6216\u53ef\u4e3a\u7a7a\uff09\u7684\u5b57\u7b26\u4e32\uff0c\u800c <code>String!<\/code> \u662f\u4e00\u4e2a\u5fc5\u9700\uff08\u6216\u975e\u7a7a\uff09\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<h2>\u5217\u8868\u7c7b\u578b<\/h2>\n<p>\u5728 GraphQL \u4e2d\uff0cList \u7c7b\u578b\u662f\u53e6\u4e00\u79cd\u7c7b\u578b\u4fee\u9970\u7b26\u3002\u4efb\u4f55\u7528\u65b9\u62ec\u53f7\uff08<code>[]<\/code>\uff09\u5305\u88f9\u7684\u7c7b\u578b\u90fd\u4f1a\u53d8\u6210 List \u7c7b\u578b\uff0c\u5b83\u662f\u4e00\u79cd\u96c6\u5408\uff0c\u5b9a\u4e49\u4e86\u5217\u8868\u4e2d\u6bcf\u4e2a\u9879\u76ee\u7684\u7c7b\u578b\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u88ab\u5b9a\u4e49\u4e3a <code>[Int]<\/code> \u7684\u7c7b\u578b\u5c06\u662f <code>Int<\/code> \u7c7b\u578b\u7684\u96c6\u5408\uff0c\u800c <code>[String]<\/code> \u5c06\u662f <code>String<\/code> \u7c7b\u578b\u7684\u96c6\u5408\u3002\u975e\u7a7a\u548c\u5217\u8868\u53ef\u4ee5\u7ed3\u5408\u4f7f\u7528\uff0c\u4f7f\u7c7b\u578b\u65e2\u662f\u5fc5\u9700\u7684\uff0c\u53c8\u88ab\u5b9a\u4e49\u4e3a\u4e00\u4e2a\u5217\u8868\uff0c\u4f8b\u5982 <code>[String]!<\/code>\u3002<\/p>\n<h2>\u5bf9\u8c61\u7c7b\u578b<\/h2>\n<p>\u8fd9\u662f\u6587\u7ae0\u300a\u5bf9GraphQL\u7c7b\u578b\u7cfb\u7edf\u7684\u7406\u89e3\u300b\u7684\u7b2c2\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002<\/p>\n<p>\u5982\u679cGraphQL\u6807\u91cf\u7c7b\u578b\u63cf\u8ff0\u4e86\u5c42\u6b21\u5316GraphQL\u54cd\u5e94\u7684\u201c\u53f6\u5b50\u201d\uff0c\u90a3\u4e48\u5bf9\u8c61\u7c7b\u578b\u5219\u63cf\u8ff0\u4e86\u4e2d\u95f4\u7684\u201c\u5206\u652f\u201d\u3002\u5b9e\u9645\u4e0a\uff0cGraphQL\u6a21\u5f0f\u4e2d\u7684\u51e0\u4e4e\u6240\u6709\u5185\u5bb9\u90fd\u662f\u5bf9\u8c61\u7c7b\u578b\u7684\u4e00\u79cd\u3002<\/p>\n<p>\u5bf9\u8c61\u7531\u4e00\u7cfb\u5217\u547d\u540d\u5b57\u6bb5\uff08\u952e\uff09\u548c\u6bcf\u4e2a\u5b57\u6bb5\u5c06\u89e3\u6790\u4e3a\u7684\u503c\u7c7b\u578b\u7ec4\u6210\u3002\u5bf9\u8c61\u4f7f\u7528<code>type<\/code>\u5173\u952e\u5b57\u5b9a\u4e49\u3002\u5fc5\u987b\u81f3\u5c11\u5b9a\u4e49\u4e00\u4e2a\u6216\u591a\u4e2a\u5b57\u6bb5\uff0c\u4e14\u5b57\u6bb5\u4e0d\u80fd\u4ee5\u53cc\u4e0b\u5212\u7ebf\uff08<code>__<\/code>\uff09\u5f00\u5934\uff0c\u4ee5\u907f\u514d\u4e0eGraphQL\u5185\u7701\u7cfb\u7edf\u51b2\u7a81\u3002<\/p>\n<p>\u5728GraphQL\u5e7b\u60f3\u6e38\u620fAPI\u793a\u4f8b\u4e2d\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a<code>Fighter<\/code>\u5bf9\u8c61\u6765\u4ee3\u8868\u6e38\u620f\u4e2d\u7684\u89d2\u8272\u7c7b\u578b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token description string\">\"<span class=\"token language-markdown\">\u4e00\u4e2a\u5177\u6709\u76f4\u63a5\u6218\u6597\u80fd\u529b\u548c\u529b\u91cf\u7684\u82f1\u96c4\u3002<\/span>\"<\/span>\r\n<mark><span class=\"token keyword\">type<\/span><\/mark> <span class=\"token class-name\">Fighter<\/span> <span class=\"token punctuation\">{\r\n<\/span>  <span class=\"token attr-name\">id<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">ID<\/span><span class=\"token operator\">!\r\n<\/span>  <span class=\"token attr-name\">name<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">String<\/span><span class=\"token operator\">!\r\n<\/span>  <span class=\"token attr-name\">level<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Int\r\n<\/span>  <span class=\"token attr-name\">active<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Boolean<\/span><span class=\"token operator\">!\r\n<\/span><span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u5df2\u58f0\u660e\u4e86<code>Fighter<\/code>\u5bf9\u8c61\u7c7b\u578b\uff0c\u5b83\u6709\u56db\u4e2a\u547d\u540d\u5b57\u6bb5\uff1a<\/p>\n<ul class=\"post-ul\">\n<li><code>id<\/code>\uff1a\u89e3\u6790\u4e3a\u975e\u7a7a<code>ID<\/code>\u7c7b\u578b\u3002<\/li>\n<li><code>name<\/code>\uff1a\u89e3\u6790\u4e3a\u975e\u7a7a<code>String<\/code>\u7c7b\u578b\u3002<\/li>\n<li><code>level<\/code>\uff1a\u89e3\u6790\u4e3a<code>Int<\/code>\u7c7b\u578b\u3002<\/li>\n<li><code>active<\/code>\uff1a\u89e3\u6790\u4e3a\u975e\u7a7a<code>Boolean<\/code>\u7c7b\u578b\u3002<\/li>\n<\/ul>\n<p>\u5728\u58f0\u660e\u4e4b\u4e0a\uff0c\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528\u53cc\u5f15\u53f7\u6dfb\u52a0\u6ce8\u91ca\uff0c\u4f8b\u5982\uff1a<code>\"\u4e00\u4e2a\u5177\u6709\u76f4\u63a5\u6218\u6597\u80fd\u529b\u548c\u529b\u91cf\u7684\u82f1\u96c4\u3002\"<\/code>\u3002\u8fd9\u5c06\u5728\u7c7b\u578b\u63cf\u8ff0\u4e2d\u663e\u793a\u51fa\u6765\u3002<\/p>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6bcf\u4e2a\u5b57\u6bb5\u90fd\u89e3\u6790\u4e3a\u4e00\u4e2a\u6807\u91cf\u7c7b\u578b\uff0c\u4f46\u662f\u5bf9\u8c61\u5b57\u6bb5\u4e5f\u53ef\u4ee5\u89e3\u6790\u4e3a\u5176\u4ed6\u5bf9\u8c61\u7c7b\u578b\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a<code>Weapon<\/code>\u7c7b\u578b\uff0cGraphQL\u6a21\u5f0f\u53ef\u4ee5\u88ab\u8bbe\u7f6e\u4e3a\u6218\u58eb\u7684<code>weapon<\/code>\u5b57\u6bb5\u89e3\u6790\u4e3a\u4e00\u4e2a<code>Weapon<\/code>\u5bf9\u8c61\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token description string\">\"<span class=\"token language-markdown\">\u6218\u58eb\u6240\u4f7f\u7528\u7684\u82f1\u52c7\u6b66\u5668\u3002<\/span>\"<\/span>\r\n<span class=\"token keyword\">type<\/span> <mark><span class=\"token class-name\">Weapon<\/span><\/mark> <span class=\"token punctuation\">{\r\n<\/span>  <span class=\"token attr-name\">name<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">String<\/span><span class=\"token operator\">!\r\n<\/span>  <span class=\"token attr-name\">attack<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Int\r\n<\/span>  <span class=\"token attr-name\">range<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Int\r\n<\/span><span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token description string\">\"<span class=\"token language-markdown\">\u4e00\u4e2a\u5177\u6709\u76f4\u63a5\u6218\u6597\u80fd\u529b\u548c\u529b\u91cf\u7684\u82f1\u96c4\u3002<\/span>\"<\/span>\r\n<span class=\"token keyword\">type<\/span> <span class=\"token class-name\">Fighter<\/span> <span class=\"token punctuation\">{\r\n<\/span>  <span class=\"token attr-name\">id<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">ID<\/span><span class=\"token operator\">!\r\n<\/span>  <span class=\"token attr-name\">name<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">String<\/span><span class=\"token operator\">!\r\n<\/span>  <span class=\"token attr-name\">level<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Int\r\n<\/span>  <span class=\"token attr-name\">active<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Boolean<\/span><span class=\"token operator\">!\r\n<\/span>  <span class=\"token attr-name\">weapon<\/span><span class=\"token punctuation\">:<\/span> <mark><span class=\"token class-name\">Weapon<\/span><\/mark>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5bf9\u8c61\u4e5f\u53ef\u4ee5\u5d4c\u5957\u5728\u5176\u4ed6\u5bf9\u8c61\u7684\u5b57\u6bb5\u4e2d\u3002<\/p>\n<h3>\u6839\u64cd\u4f5c\u7c7b\u578b<\/h3>\n<p>\u8fd9\u662f\u6587\u7ae0\u300a\u5bf9GraphQL\u7c7b\u578b\u7cfb\u7edf\u7684\u7406\u89e3\u300b\u7684\u7b2c3\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002<\/p>\n<p>\u5728GraphQL\u6a21\u5f0f\u4e2d\uff0c\u6709\u4e09\u4e2a\u7279\u6b8a\u5bf9\u8c61\u4f5c\u4e3a\u5165\u53e3\u70b9\uff1aQuery\uff08\u67e5\u8be2\uff09\u3001Mutation\uff08\u53d8\u66f4\uff09\u548cSubscription\uff08\u8ba2\u9605\uff09\u3002\u5b83\u4eec\u88ab\u79f0\u4e3a\u6839\u64cd\u4f5c\u7c7b\u578b\uff0c\u5e76\u9075\u5faa\u4e0e\u5176\u4ed6\u4efb\u4f55\u5bf9\u8c61\u7c7b\u578b\u76f8\u540c\u7684\u89c4\u5219\u3002<\/p>\n<p><code>schema<\/code> \u5173\u952e\u5b57\u4ee3\u8868GraphQL\u6a21\u5f0f\u7684\u5165\u53e3\u70b9\u3002\u60a8\u7684\u6839\u67e5\u8be2\uff08Query\uff09\u3001\u53d8\u66f4\uff08Mutation\uff09\u548c\u8ba2\u9605\uff08Subscription\uff09\u7c7b\u578b\u5c06\u5b58\u5728\u4e8e\u6839\u6a21\u5f0f\u5bf9\u8c61\u4e0a\u3002<\/p>\n<pre class=\"post-pre\"><code><mark><span class=\"token keyword\">schema<\/span><\/mark> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token attr-name\">query<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Query<\/span>\r\n  <span class=\"token attr-name\">mutation<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Mutation<\/span>\r\n  <span class=\"token attr-name\">subscription<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Subscription<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u67e5\u8be2\u7c7b\u578b\uff08Query\uff09\u5728\u4efb\u4f55GraphQL\u67b6\u6784\u4e2d\u90fd\u662f\u5fc5\u9700\u7684\uff0c\u8868\u793a\u4e00\u4e2a\u8bfb\u53d6\u8bf7\u6c42\uff0c\u7c7b\u4f3c\u4e8eREST API\u7684GET\u8bf7\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u8fd4\u56deFighter\u7c7b\u578b\u5217\u8868\u7684\u6839\u67e5\u8be2\u5bf9\u8c61\u793a\u4f8b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">type<\/span> <mark><span class=\"token class-name\">Query<\/span><\/mark> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token attr-name\">fighters<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token class-name\">Fighter<\/span><span class=\"token punctuation\">]<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u53d8\u66f4\u7c7b\u578b\uff08Mutation\uff09\u4ee3\u8868\u4e00\u4e2a\u5199\u5165\u8bf7\u6c42\uff0c\u7c7b\u4f3c\u4e8eREST API\u4e2d\u7684POST\u3001PUT\u6216DELETE\u64cd\u4f5c\u3002\u5728\u4e0b\u9762\u7684\u793a\u4f8b\u4e2d\uff0cMutation\u5177\u6709\u4e00\u4e2a<code>addFighter<\/code>\u5b57\u6bb5\uff0c\u5e26\u6709\u4e00\u4e2a\u547d\u540d\u53c2\u6570\uff08<code>input<\/code>\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">type<\/span> <mark><span class=\"token class-name\">Mutation<\/span><\/mark> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token attr-name\">addFighter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token attr-name\">input<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token atom-input class-name\">FighterInput<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Fighter<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u6700\u540e\uff0c\u8ba2\u9605\u7c7b\u578b\uff08Subscription\uff09\u5bf9\u5e94\u4e8e\u4e8b\u4ef6\u6d41\uff0c\u5728Web\u5e94\u7528\u4e2d\u901a\u5e38\u4e0eWebSocket\u4e00\u8d77\u4f7f\u7528\u3002\u5728GraphQL Fantasy API\u4e2d\uff0c\u5b83\u6216\u8bb8\u53ef\u4ee5\u7528\u4e8e\u968f\u673a\u6218\u6597\u906d\u9047\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">type<\/span> <mark><span class=\"token class-name\">Subscription<\/span><\/mark> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token attr-name\">randomBattle<\/span><span class=\"token punctuation\">(<\/span><span class=\"token attr-name\">enemy<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Enemy<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">BattleResult<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u6ce8\u610f\uff0c\u5728\u4e00\u4e9bGraphQL\u5b9e\u73b0\u4e2d\uff0c\u6a21\u5f0f\u5165\u53e3\u70b9\u5e38\u5e38\u88ab\u5c01\u88c5\u8d77\u6765\u3002<\/p>\n<h3>\u5b57\u6bb5\u53c2\u6570<\/h3>\n<p>GraphQL\u5bf9\u8c61\u7684\u5b57\u6bb5\u672c\u8d28\u4e0a\u662f\u8fd4\u56de\u503c\u7684\u51fd\u6570\uff0c\u5e76\u4e14\u5b83\u4eec\u53ef\u4ee5\u50cf\u4efb\u4f55\u51fd\u6570\u4e00\u6837\u63a5\u53d7\u53c2\u6570\u3002\u5b57\u6bb5\u53c2\u6570\u7531\u53c2\u6570\u540d\u79f0\u540e\u8ddf\u7c7b\u578b\u6765\u5b9a\u4e49\u3002\u53c2\u6570\u53ef\u4ee5\u662f\u4efb\u4f55\u975e\u5bf9\u8c61\u7c7b\u578b\u3002\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cFighter\u5bf9\u8c61\u53ef\u4ee5\u901a\u8fc7<code>id<\/code>\u5b57\u6bb5\u8fdb\u884c\u7b5b\u9009\uff08\u8be5\u5b57\u6bb5\u89e3\u6790\u4e3a\u975e\u7a7aID\u7c7b\u578b\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">type<\/span> <span class=\"token class-name\">Query<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token attr-name\">fighter<\/span><span class=\"token punctuation\">(<\/span><mark><span class=\"token attr-name\">id<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">ID<\/span><span class=\"token operator\">!<\/span><\/mark><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Fighter<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u8fd9\u4e2a\u7279\u5b9a\u7684\u4f8b\u5b50\u7528\u4e8e\u4ece\u6570\u636e\u5b58\u50a8\u4e2d\u83b7\u53d6\u5355\u4e2a\u9879\u76ee\uff0c\u4f46\u53c2\u6570\u4e5f\u53ef\u4ee5\u7528\u4e8e\u8fc7\u6ee4\u3001\u5206\u9875\u548c\u5176\u4ed6\u66f4\u5177\u4f53\u7684\u67e5\u8be2\u3002<\/p>\n<h2>\u63a5\u53e3\u7c7b\u578b<\/h2>\n<p>\u8fd9\u662f\u6587\u7ae0\u300a\u5bf9GraphQL\u7c7b\u578b\u7cfb\u7edf\u7684\u7406\u89e3\u300b\u7684\u7b2c4\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002<\/p>\n<p>\u4e0e\u5bf9\u8c61\u7c7b\u578b\u76f8\u4f3c\uff0c\u62bd\u8c61\u7684\u63a5\u53e3\u7c7b\u578b\u7531\u4e00\u7cfb\u5217\u5177\u6709\u540d\u79f0\u7684\u5b57\u6bb5\u548c\u5b83\u4eec\u5173\u8054\u7684\u503c\u7c7b\u578b\u7ec4\u6210\u3002\u63a5\u53e3\u7684\u5916\u89c2\u548c\u89c4\u5219\u4e0e\u5bf9\u8c61\u76f8\u540c\uff0c\u4f46\u7528\u4e8e\u5b9a\u4e49\u5bf9\u8c61\u5b9e\u73b0\u7684\u4e00\u4e2a\u5b50\u96c6\u3002<\/p>\n<p>\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u5728\u4f60\u7684\u67b6\u6784\u4e2d\uff0c\u4f60\u6709\u4e00\u4e2a\u6218\u58eb\u5bf9\u8c61\uff0c\u4f46\u4f60\u53ef\u80fd\u8fd8\u60f3\u521b\u5efa\u4e00\u4e2a\u6cd5\u5e08\u3001\u4e00\u4e2a\u6cbb\u7597\u5e08\u548c\u5176\u4ed6\u4e00\u4e9b\u5bf9\u8c61\uff0c\u5b83\u4eec\u5c06\u5171\u4eab\u8bb8\u591a\u76f8\u540c\u7684\u5b57\u6bb5\uff0c\u4f46\u4e5f\u6709\u4e00\u4e9b\u4e0d\u540c\u4e4b\u5904\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u63a5\u53e3\u6765\u5b9a\u4e49\u5b83\u4eec\u5171\u6709\u7684\u5b57\u6bb5\uff0c\u5e76\u521b\u5efa\u5b9e\u73b0\u8be5\u63a5\u53e3\u7684\u5bf9\u8c61\u3002<\/p>\n<p>\u5728\u4ee5\u4e0b\u793a\u4f8b\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 <code>interface<\/code> \u5173\u952e\u5b57\u521b\u5efa\u4e00\u4e2a <code>BaseCharacter<\/code> \u63a5\u53e3\uff0c\u5176\u4e2d\u5305\u542b\u6bcf\u79cd\u89d2\u8272\u90fd\u5177\u5907\u7684\u6240\u6709\u5b57\u6bb5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token description string\">\"<span class=\"token language-markdown\">\u4e00\u4e2a\u6b63\u5728\u6267\u884c\u4efb\u52a1\u7684\u82f1\u96c4\u3002<\/span>\"<\/span>\r\n<mark><span class=\"token keyword\">interface<\/span> <span class=\"token class-name\">BaseCharacter<\/span><\/mark> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token attr-name\">id<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">ID<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">name<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">String<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">level<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Int<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">species<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Species<\/span>\r\n  <span class=\"token attr-name\">job<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Job<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u6bcf\u4e2a\u89d2\u8272\u7c7b\u578b\u90fd\u4f1a\u62e5\u6709 <code>id<\/code>\u3001<code>name<\/code>\uff08\u59d3\u540d\uff09\u3001<code>level<\/code>\uff08\u7b49\u7ea7\uff09\u3001<code>species<\/code>\uff08\u7269\u79cd\uff09\u548c <code>job<\/code>\uff08\u804c\u4e1a\uff09\u7b49\u5b57\u6bb5\u3002<\/p>\n<p>\u73b0\u5728\uff0c\u60f3\u8c61\u4e00\u4e0b\u4f60\u6709\u4e00\u4e2a\u6218\u58eb\u7c7b\u578b\u548c\u4e00\u4e2a\u6cd5\u5e08\u7c7b\u578b\uff0c\u5b83\u4eec\u5177\u6709\u76f8\u540c\u7684\u5b57\u6bb5\uff0c\u4f46\u662f\u6218\u58eb\u4f7f\u7528\u6b66\u5668\uff0c\u800c\u6cd5\u5e08\u4f7f\u7528\u6cd5\u672f\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528 <code>implements<\/code> \u5173\u952e\u5b57\u5c06\u5b83\u4eec\u5b9a\u4e49\u4e3a <code>BaseCharacter<\/code> \u7684\u5b9e\u73b0\u7c7b\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u5fc5\u987b\u5177\u6709\u88ab\u521b\u5efa\u7684\u63a5\u53e3\u7684\u6240\u6709\u5b57\u6bb5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token description string\">\"<span class=\"token language-markdown\">\u4e00\u4e2a\u62e5\u6709\u76f4\u63a5\u6218\u6597\u80fd\u529b\u548c\u529b\u91cf\u7684\u82f1\u96c4\u3002<\/span>\"<\/span>\r\n<span class=\"token keyword\">type<\/span> <span class=\"token class-name\">Fighter<\/span> <mark><span class=\"token keyword\">implements<\/span> <span class=\"token class-name\">BaseCharacter<\/span><\/mark> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token attr-name\">id<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">ID<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">name<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">String<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">level<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Int<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">species<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Species<\/span>\r\n  <span class=\"token attr-name\">job<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Job<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">weapon<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Weapon<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token description string\">\"<span class=\"token language-markdown\">\u4e00\u4e2a\u62e5\u6709\u5404\u79cd\u9b54\u6cd5\u80fd\u529b\u7684\u82f1\u96c4\u3002<\/span>\"<\/span>\r\n<span class=\"token keyword\">type<\/span> <span class=\"token class-name\">Wizard<\/span> <mark><span class=\"token keyword\">implements<\/span> <span class=\"token class-name\">BaseCharacter<\/span><\/mark> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token attr-name\">id<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">ID<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">name<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">String<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">level<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token scalar\">Int<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">species<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Species<\/span>\r\n  <span class=\"token attr-name\">job<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token class-name\">Job<\/span><span class=\"token operator\">!<\/span>\r\n  <span class=\"token attr-name\">spells<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token class-name\">Spell<\/span><span class=\"token punctuation\">]<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u6218\u58eb\u548c\u6cd5\u5e08\u90fd\u662f <code>BaseCharacter<\/code> \u63a5\u53e3\u7684\u6709\u6548\u5b9e\u73b0\uff0c\u56e0\u4e3a\u5b83\u4eec\u5177\u5907\u6240\u9700\u7684\u5b57\u6bb5\u5b50\u96c6\u3002<\/p>\n<h2>\u8054\u5408\u7c7b\u578b<\/h2>\n<p>\u8fd8\u6709\u53e6\u4e00\u79cd\u53ef\u4ee5\u4e0e\u5bf9\u8c61\u4e00\u8d77\u4f7f\u7528\u7684\u62bd\u8c61\u7c7b\u578b\uff0c\u90a3\u5c31\u662f\u8054\u5408\u7c7b\u578b\uff08Union Type\uff09\u3002\u4f7f\u7528 <code>union<\/code> \u5173\u952e\u5b57\uff0c\u60a8\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u5bf9\u8c61\u7684\u7c7b\u578b\uff0c\u8fd9\u4e9b\u5bf9\u8c61\u90fd\u53ef\u4ee5\u4f5c\u4e3a\u6709\u6548\u7684\u54cd\u5e94\u3002<\/p>\n<p>\u5728\u4e4b\u524d\u7684\u90e8\u5206\u521b\u5efa\u7684\u63a5\u53e3\u4e2d\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u89d2\u8272\u8054\u5408\u4f53\uff0c\u5c06\u89d2\u8272\u5b9a\u4e49\u4e3a\u5deb\u5e08\u6216\u6218\u58eb\u3002<\/p>\n<pre class=\"post-pre\"><code><mark><span class=\"token keyword\">union<\/span><\/mark> <span class=\"token class-name\">Character<\/span> <span class=\"token operator\">=<\/span> <span class=\"token property\">Wizard<\/span> <span class=\"token operator\">|<\/span> <span class=\"token property\">Fighter<\/span>\r\n<\/code><\/pre>\n<p>\u7b49\u53f7\uff08<code>=<\/code>\uff09\u8868\u793a\u5b9a\u4e49\uff0c\u800c\u7ad6\u7ebf\uff08<code>|<\/code>\uff09\u8868\u793a\u201c\u6216\u201d\u8bed\u53e5\u3002\u8bf7\u6ce8\u610f\uff0c\u8054\u5408\u7c7b\u578b\u5fc5\u987b\u7531\u5bf9\u8c61\u6216\u63a5\u53e3\u7ec4\u6210\uff0c\u6807\u91cf\u7c7b\u578b\u5728\u8054\u5408\u7c7b\u578b\u4e2d\u65e0\u6548\u3002<\/p>\n<p>\u73b0\u5728\u5982\u679c\u60a8\u67e5\u8be2\u5b57\u7b26\u5217\u8868\uff0c\u5b83\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u8054\u5408\uff0c\u8fd4\u56de\u6240\u6709\u5deb\u5e08\u548c\u6218\u58eb\u7c7b\u578b\u3002<\/p>\n<h2>\u7ed3\u8bba<\/h2>\n<p>\u8fd9\u662f\u6587\u7ae0\u300a\u5bf9 GraphQL \u7c7b\u578b\u7cfb\u7edf\u7684\u7406\u89e3\u300b\u7684\u7b2c 5 \u90e8\u5206\uff08\u5171 5 \u90e8\u5206\uff09\u3002<\/p>\n<p>\u5728\u672c\u6559\u7a0b\u4e2d\uff0c\u4f60\u4e86\u89e3\u4e86 GraphQL \u7c7b\u578b\u7cfb\u7edf\u4e2d\u5b9a\u4e49\u7684\u591a\u79cd\u7c7b\u578b\u3002\u6700\u57fa\u7840\u7684\u7c7b\u578b\u662f<strong>\u6807\u91cf\u7c7b\u578b<\/strong>\uff0c\u5b83\u4eec\u662f\u6a21\u5f0f\u6811\u4e0a\u7684\u53f6\u5b50\u8282\u70b9\uff08\u5bf9\u5e94\u7684\u503c\uff09\uff0c\u5305\u62ec\u6574\u578b\uff08Int\uff09\u3001\u6d6e\u70b9\u578b\uff08Float\uff09\u3001\u5b57\u7b26\u4e32\uff08String\uff09\u3001\u5e03\u5c14\u578b\uff08Boolean\uff09\u3001ID \u7c7b\u578b\uff0c\u4ee5\u53ca GraphQL \u5b9e\u73b0\u53ef\u4ee5\u521b\u5efa\u7684\u4efb\u4f55\u81ea\u5b9a\u4e49\u6807\u91cf\u3002<strong>\u679a\u4e3e\u7c7b\u578b<\/strong>\u662f\u6709\u6548\u5e38\u91cf\u503c\u7684\u5217\u8868\uff0c\u5f53\u4f60\u9700\u8981\u6bd4\u7b80\u5355\u58f0\u660e\u5b57\u7b26\u4e32\u66f4\u7cbe\u786e\u5730\u63a7\u5236\u54cd\u5e94\u65f6\u53ef\u4ee5\u4f7f\u7528\uff0c\u5e76\u4e14\u4e5f\u662f\u6a21\u5f0f\u6811\u4e0a\u7684\u53f6\u5b50\u8282\u70b9\u3002<strong>\u5217\u8868\u7c7b\u578b<\/strong>\u548c<strong>\u975e\u7a7a\u7c7b\u578b<\/strong>\u88ab\u79f0\u4e3a\u7c7b\u578b\u4fee\u9970\u7b26\u6216\u5c01\u88c5\u7c7b\u578b\uff0c\u5b83\u4eec\u53ef\u4ee5\u5b9a\u4e49\u5176\u4ed6\u7c7b\u578b\u4f5c\u4e3a\u96c6\u5408\u6216\u5fc5\u987b\u5b58\u5728\u7684\u7c7b\u578b\u3002<strong>\u5bf9\u8c61\u7c7b\u578b<\/strong>\u662f\u6a21\u5f0f\u6811\u7684\u5206\u652f\uff0c\u51e0\u4e4e GraphQL 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