{"id":31018,"date":"2023-12-15T11:07:23","date_gmt":"2023-02-09T09:16:34","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/java%ef%bc%9a%e5%8c%85%e8%a3%85%e5%99%a8%e7%b1%bb\/"},"modified":"2025-08-12T21:53:31","modified_gmt":"2025-08-12T13:53:31","slug":"java%ef%bc%9a%e5%8c%85%e8%a3%85%e5%99%a8%e7%b1%bb","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/java%ef%bc%9a%e5%8c%85%e8%a3%85%e5%99%a8%e7%b1%bb\/","title":{"rendered":"Java\uff1a\u5305\u88c5\u5668\u7c7b"},"content":{"rendered":"<h2>\u300c\u62c9\u4f2f\u7c7b\u300d\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h2>\n<p>\u53ef\u4ee5\u7406\u89e3\u4e3a\uff0c\u6bcf\u4e2a\u57fa\u672c\u6570\u636e\u7c7b\u578b\u90fd\u5bf9\u5e94\u7740\u4e00\u4e2a\u7c7b\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06int\u578b\u548cdouble\u578b\u7b49\u57fa\u672c\u6570\u636e\u7c7b\u578b\u7684\u503c\u4f5c\u4e3a\u5bf9\u8c61\u6765\u5904\u7406\uff0c\u5e76\u4e14\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u57fa\u672c\u6570\u636e\u7c7b\u578b\u6ca1\u6709\u7684\u5404\u79cd\u65b9\u6cd5\u3002<\/p>\n<p>\u5728Java\u4e2d\uff0c\u5b58\u5728\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff0c\u53ef\u4ee5\u7528\u6765\u5b58\u50a8\u6570\u5b57\u548c\u5b57\u7b26\uff0c\u4ee5\u53ca\u4e0e\u8fd0\u7b97\u7b26\u7ec4\u5408\u4f7f\u7528\u3002\u5982\u679c\u53ea\u662f\u9700\u8981\u5bf9\u57fa\u672c\u6570\u636e\u7c7b\u578b\u8fdb\u884c\u64cd\u4f5c\uff0c\u4f7f\u7528\u57fa\u672c\u6570\u636e\u7c7b\u578b\u5c31\u8db3\u591f\u4e86\u3002\u7136\u800c\uff0c\u57fa\u672c\u6570\u636e\u7c7b\u578b\u5e76\u6ca1\u6709\u50cf\u7c7b\u90a3\u6837\u63d0\u4f9b\u65b9\u6cd5\uff0c\u56e0\u6b64\u65e0\u6cd5\u5bf9\u57fa\u672c\u6570\u636e\u7c7b\u578b\u8fdb\u884c\u64cd\u4f5c\u3002\u56e0\u6b64\uff0c\u5f15\u5165\u4e86\u5305\u542b\u57fa\u672c\u6570\u636e\u7c7b\u578b\u503c\u5e76\u63d0\u4f9b\u5404\u79cd\u65b9\u6cd5\u7684\u7c7b\uff0c\u79f0\u4e3a&#8221;\u5305\u88c5\u7c7b&#8221;\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0a6937434c4406be4072\/3-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2023-01-03 16.29.11.png\" \/><\/div>\n<pre class=\"post-pre\"><code>\/\/ \u57fa\u672c\u30c7\u30fc\u30bf\u578b\r\nint i = 10;\r\n\/\/  \u30e9\u30c3\u30d1\u30fc\u30af\u30e9\u30b9\r\nInteger j = new Integer(10);\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u521b\u5efa\u76f8\u5e94\u7684\u5305\u88c5\u7c7b\u5bf9\u8c61\u6765\u5904\u7406\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff0c\u7136\u540e\u5229\u7528\u8be5\u5bf9\u8c61\u63d0\u4f9b\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4f8b\u5982\u4ece\u6570\u503c\u5230\u5b57\u7b26\u4e32\u7684\u8f6c\u6362\u7b49\u64cd\u4f5c\u3002<\/p>\n<p>\u8981\u5bf9\u57fa\u672c\u6570\u636e\u7c7b\u578b\u7684\u503c\u8fdb\u884c\u5404\u79cd\u64cd\u4f5c\uff0c\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u5177\u6709\u57fa\u672c\u6570\u636e\u7c7b\u578b\u503c\u7684\u5305\u88c5\u7c7b\u5bf9\u8c61\u3002\u7136\u540e\u53ef\u4ee5\u4f7f\u7528\u5305\u88c5\u7c7b\u63d0\u4f9b\u7684\u5404\u79cd\u65b9\u6cd5\u6765\u64cd\u4f5c\u521b\u5efa\u7684\u5bf9\u8c61\u3002<\/p>\n<h2>\u4e00\u4e2aRapper\u7c7b\u7684\u793a\u4f8b<\/h2>\n<p>\u5728Java\u4e2d\uff0cInteger\u7c7b\u7684\u65b9\u6cd5\u548c\u5e38\u91cf<\/p>\n<pre class=\"post-pre\"><code>static final int MIN_VAlUE\r\nstatic final int MAX_VALUE\r\n<\/code><\/pre>\n<p>\u5728Java\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528int\u7c7b\u578b\u7684\u5305\u88c5\u7c7bInteger\u6765\u8bbe\u7f6e\u6700\u5c0f\u503c\u548c\u6700\u5927\u503c\u3002<\/p>\n<pre class=\"post-pre\"><code>static int parseInt(String s)\r\n\/\/ \u4f8b\r\nint i = Integer.parseInt(\"10\");\r\n<\/code><\/pre>\n<p>\u63a5\u6536\u4e00\u4e2a\u5b57\u7b26\u4e32\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u6574\u578b\u3002<\/p>\n<pre class=\"post-pre\"><code>static String toString(int i)\r\n\/\/ \u4f8b\r\nString s = Inetger.toString(10)\r\n<\/code><\/pre>\n<p>\u63a5\u53d7\u4e00\u4e2aint\u7c7b\u578b\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u7c7b\u578b\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0a6937434c4406be4072\/15-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2023-01-03 16.54.02.png\" \/><\/div>\n<h2>\u6587\u7ae0\u6765\u6e90<\/h2>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u300c\u62c9\u4f2f\u7c7b\u300d\u662f\u4ec0\u4e48\u610f\u601d\uff1f \u53ef\u4ee5\u7406\u89e3\u4e3a\uff0c\u6bcf\u4e2a\u57fa\u672c\u6570\u636e\u7c7b\u578b\u90fd\u5bf9\u5e94\u7740\u4e00\u4e2a\u7c7b\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06int\u578b\u548cdouble [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-31018","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java\uff1a\u5305\u88c5\u5668\u7c7b - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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