{"id":31012,"date":"2024-01-06T14:49:52","date_gmt":"2023-10-09T18:32:33","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/java-silver-%e7%ac%ac%e4%b8%80%e7%ab%a0%ef%bc%9ajava%e5%9f%ba%e7%a1%80\/"},"modified":"2025-08-12T21:51:28","modified_gmt":"2025-08-12T13:51:28","slug":"java-silver-%e7%ac%ac%e4%b8%80%e7%ab%a0%ef%bc%9ajava%e5%9f%ba%e7%a1%80","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/java-silver-%e7%ac%ac%e4%b8%80%e7%ab%a0%ef%bc%9ajava%e5%9f%ba%e7%a1%80\/","title":{"rendered":"Java Silver \u7b2c\u4e00\u7ae0\uff1aJava\u57fa\u7840"},"content":{"rendered":"<p>\u7f16\u8bd1\u548c\u8fd0\u884c<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/ \u30bd\u30fc\u30b9\u306b\u8907\u6570\u306e\u30af\u30e9\u30b9\u304c\u3042\u308c\u3070\u8907\u6570\u306e\u30af\u30e9\u30b9\u30d5\u30a1\u30a4\u30eb\u304c\u4f5c\u88fd\u3055\u308c\u308b<\/span>\r\n<span class=\"kd\">class<\/span> <span class=\"nc\">Foo<\/span> <span class=\"o\">{}<\/span>\r\n\r\n<span class=\"c1\">\/\/ Java\u3067\u306fPublic\u30af\u30e9\u30b9\u306f\u30d5\u30a1\u30a4\u30eb\u3068\u540c\u540d<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">Main<\/span><span class=\"o\">{<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">main<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span><span class=\"o\">[]<\/span> <span class=\"n\">args<\/span><span class=\"o\">){<\/span>\r\n    <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Hi!!\"<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u2192\u30af\u30e9\u30b9\u30d5\u30a1\u30a4\u30eb\uff08\u30b3\u30f3\u30d1\u30a4\u30eb\uff09\u2192\u5b9f\u884c\uff08JVM:Java Virtual Machine\u4e0a\u3067\u5b9f\u884c\uff09<\/span>\r\n<span class=\"c1\">\/\/ \u3053\u306e\u5b66\u7fd2\u3067\u306fWindowsOS\u306b\u3042\u308bJVM.ver11\u3092 VScode Editer\u3067\u53c2\u7167\u3057\u3066\u30bf\u30fc\u30df\u30ca\u30eb\uff08PowerShell)\u3067\u5b9f\u884c\u3057\u3066\u3044\u308b\u3002<\/span>\r\n<\/code><\/pre>\n<p>PHP\u548cJS\u662f\u89e3\u91ca\u578b\u8bed\u8a00\uff0c\u4e0e\u4e4b\u4e0d\u540c\u7684\u662f\uff0c\u7f16\u8bd1\u5668\u53ef\u4ee5\u5c06\u6e90\u4ee3\u7801\u6587\u4ef6\u7f16\u8bd1\u6210\u5404\u4e2a\u7c7b\u6587\u4ef6\u3002JVM\uff08Java\u865a\u62df\u673a\uff09\u586b\u8865\u4e86\u6267\u884c\u73af\u5883\u7684\u5dee\u5f02\u3002<\/p>\n<p>\u5f53\u6267\u884c1\u4ebf\u6b21\u5faa\u73af\u65f6\uff0c\u6267\u884c\u65f6\u95f4\u7684\u5dee\u5f02\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">Loop<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">main<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span><span class=\"o\">[]<\/span> <span class=\"n\">args<\/span><span class=\"o\">){<\/span>\r\n        <span class=\"kt\">int<\/span> <span class=\"n\">result<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"kt\">long<\/span> <span class=\"n\">start<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">currentTimeMillis<\/span><span class=\"o\">();<\/span>\r\n        <span class=\"k\">for<\/span><span class=\"o\">(<\/span><span class=\"kt\">int<\/span> <span class=\"n\">i<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span><span class=\"o\">;<\/span> <span class=\"n\">i<\/span> <span class=\"o\">&lt;<\/span> <span class=\"mi\">10000000<\/span><span class=\"o\">;<\/span> <span class=\"n\">i<\/span><span class=\"o\">++){<\/span>\r\n            <span class=\"n\">result<\/span> <span class=\"o\">+=<\/span> <span class=\"mi\">1<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"o\">}<\/span>\r\n        <span class=\"kt\">long<\/span> <span class=\"n\">end<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">currentTimeMillis<\/span><span class=\"o\">();<\/span>\r\n        <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">((<\/span><span class=\"n\">end<\/span> <span class=\"o\">-<\/span> <span class=\"n\">start<\/span><span class=\"o\">)<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\"ms\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<span class=\"c1\">\/\/ 1\u5104\u56de\u8db3\u3057\u7b97\u3092\u3059\u308b\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u5834\u5408<\/span>\r\n<span class=\"c1\">\/\/ \u30a4\u30f3\u30bf\u30d7\u30ea\u30bf\uff081\u884c\u3065\u3064\u7ffb\u8a33\uff1aPHP\u3001JS\u3001Ruby\u306a\u3069\uff09 \u30bf\u30fc\u30df\u30ca\u30eb\u3067 -x\u30aa\u30d7\u30b7\u30e7\u30f3 \u2192821mm\u79d2<\/span>\r\n<span class=\"c1\">\/\/ \u30b3\u30f3\u30d1\u30a4\u30e9\uff08\u6a5f\u68b0\u8a9e\u306b\u4e00\u65e6\u7ffb\u8a33\uff09  \u30af\u30e9\u30b9\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u308a\u5b9f\u884c    \u219231mm\u79d2<\/span>\r\n<\/code><\/pre>\n<p>###\u4e3b\u51fd\u6570\uff08main()\u65b9\u6cd5\uff09<br \/>\n\u4e3b\u51fd\u6570\u662fJava\u4e2d\u7684\u4e00\u4e2a\u7279\u6b8a\u65b9\u6cd5\uff0c\u5fc5\u987b\u7f16\u5199\u4e3a\uff1a<br \/>\npublic static void main(String[] arg){&#8230;}<br \/>\n\uff08\u76ee\u524d\u4e0d\u660e\u786e\u610f\u601d\uff09<br \/>\n\u5b83\u662f\u7a0b\u5e8f\u7684\u8d77\u59cb\u6267\u884c\u4f4d\u7f6e\u3002<\/p>\n<p>###\u7f16\u8bd1\u9519\u8bef\u548c\u8fd0\u884c\u65f6\u9519\u8bef\u7684\u6982\u5ff5<br \/>\n\u7f16\u8bd1\u9519\u8bef\uff1a\u6307\u7684\u662f\u82f1\u8bed\u5355\u8bcd\u6216\u8bed\u6cd5\u9519\u8bef<br \/>\n\u8fd0\u884c\u65f6\u9519\u8bef\uff1a\u6307\u7684\u662f\u5355\u8bcd\u548c\u8bed\u6cd5\u662f\u6b63\u786e\u7684\uff0c\u4f46\u8868\u8fbe\u7684\u5185\u5bb9\u6709\u95ee\u9898<\/p>\n<p>\uff03\u5305\u548c\u5bfc\u5165<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">package<\/span> <span class=\"nn\">com.se<\/span><span class=\"o\">;<\/span>\r\n<span class=\"c1\">\/\/ PHP\u306b\u304a\u3051\u308bNamespace\u3068\u540c\u3058\u3088\u3046\u306a\u6982\u5ff5<\/span>\r\n<span class=\"c1\">\/\/ \u30d5\u30a1\u30a4\u30eb\u3092\u7f6e\u304f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30fc\u3082\u5206\u3051\u3001\u7269\u7406\u7684\u306b\u533a\u5225\u3059\u308b\u611f\u3058<\/span>\r\n<span class=\"kd\">class<\/span> <span class=\"nc\">Foo<\/span><span class=\"o\">{<\/span>\r\n    <span class=\"kt\">void<\/span> <span class=\"nf\">print<\/span><span class=\"o\">(){<\/span>\r\n        <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"s\">\"package sample\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<span class=\"kd\">class<\/span> <span class=\"nc\">Main<\/span><span class=\"o\">{<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">main<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span><span class=\"o\">[]<\/span> <span class=\"n\">args<\/span><span class=\"o\">){<\/span>\r\n        <span class=\"nc\">Foo<\/span> <span class=\"n\">f<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Foo<\/span><span class=\"o\">();<\/span>\r\n        <span class=\"n\">f<\/span><span class=\"o\">.<\/span><span class=\"na\">print<\/span><span class=\"o\">();<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>Java\u4e2d\u7684\u6587\u4ef6\u5939\u548c\u6587\u4ef6\u7ed3\u6784\u4e0ePHP\u7684\u547d\u540d\u7a7a\u95f4\u6709\u76f8\u4f3c\u4e4b\u5904\u3002\u633a\u6709\u610f\u601d\u7684\u3002<\/p>\n<p>\u5728\u7f16\u8bd1\u5305\u6587\u4ef6\u65f6\uff0c\u9700\u8981\u5728\u5305\u5c42\u7ea7\u7684\u6700\u9876\u5c42\u76ee\u5f55\u4e2d\u6267\u884c\u3002<br \/>\n\u901a\u8fc7\u4f7f\u7528-d\u9009\u9879\uff0c\u4f1a\u751f\u6210com\\se\\Foo.class\u548ccom\\se\\Main.class\u8fd9\u4e24\u4e2a\u6587\u4ef6\u3002<\/p>\n<p>\u6709\u65f6\u5019\u5728Import\u58f0\u660e\u4e2d\u9700\u8981\u6307\u5b9a\u5b8c\u6574\u7684\u7c7b\u540d\uff0c\u5305\u62ec\u5305\u540d\u3002<br \/>\n###\u5bfc\u5165\u65b9\u9762<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">package<\/span> <span class=\"nn\">com.se<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u4ed6\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u53c2\u7167\u3059\u308b\u306b\u306fImport\u3092\u4f7f\u7528<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">com.se.ren.Foo<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">Main<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">main<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span><span class=\"o\">[]<\/span> <span class=\"n\">arg<\/span><span class=\"o\">){<\/span>\r\n        <span class=\"nc\">Foo<\/span> <span class=\"n\">f<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Foo<\/span><span class=\"o\">();<\/span>\r\n        <span class=\"n\">f<\/span><span class=\"o\">.<\/span><span class=\"na\">print<\/span><span class=\"o\">();<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>###\u88ab\u5bfc\u5165\u7684\u4e00\u65b9<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">package<\/span> <span class=\"nn\">com.se.ren<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u5916\u90e8\u30af\u30e9\u30b9\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u306e\u306fPublic\u4fee\u98fe\u5b50\u304c\u4ed8\u3044\u305f\u30af\u30e9\u30b9\u3068<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">Foo<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"c1\">\/\/ Public\u4fee\u98fe\u5b50\u304c\u4ed8\u3044\u305f\u30e1\u30bd\u30c3\u30c9\u306e\u307f\u3002<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">print<\/span><span class=\"o\">(){<\/span>\r\n        <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">print<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Foo#print()\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u6587\u4ef6\u540d\u548c\u516c\u5171\u7c7b\u540d\u76f8\u540c<br \/>\n\uff03\u7c7b\u5e93<br \/>\n\u662f\u4e00\u7ec4\u63d0\u4f9b\u65b9\u4fbf\u529f\u80fd\u7684\u7c7b<\/p>\n<p>PHP\u7684\u5e93\u6709\u5f88\u591a\u662f\u4e13\u95e8\u7528\u4e8e\u7f51\u7ad9\u5236\u4f5c\u7684\u3002\u5728PHP\u91cc\uff0c\u5e93\u7684\u7ba1\u7406\u901a\u5e38\u4f7f\u7528Composer\u3002\u4e0d\u8fc7\u5bf9\u4e8eJava\u5462\uff1f<\/p>\n<p>\u5f53\u4f7f\u7528\u65f6\uff0c\u9700\u8981\u58f0\u660e\u5bfc\u5165\u8bed\u53e5\uff0c\u56e0\u4e3a\u5b83\u5df2\u88ab\u5c01\u88c5\u4e3a\u5305\u3002<\/p>\n<p>\u7b2c\u4e00\u7ae0\u7684\u611f\u60f3\u662f\uff0c\u65b9\u6cd5\u7684\u5b9a\u4e49\u5fc5\u987b\u5728\u7c7b\u5185\u90e8\uff0c\u8fd9\u79cd\u8981\u6c42\u7c7b\u4f3c\u4e8e\u9762\u5411\u5bf9\u8c61\u7684\u7279\u70b9\u3002<\/p>\n<p>\u5728JS\u548cPHP\u4e2d\uff0c\u53ef\u4ee5\u968f\u5fc3\u6240\u6b32\u5730\u58f0\u660e\u65b9\u6cd5\u548c\u53d8\u91cf\uff0c\u4f46\u8fd9\u6837\u5bb9\u6613\u53d8\u5f97\u6df7\u4e71\u4e0d\u582a\u3002<\/p>\n<p>\u4f7f\u7528\u65f6\uff0c\u5c06\u6240\u9700\u7684\u90e8\u4ef6\u4ee5\u7c7b\u540d\u7684\u5f62\u5f0f\u8fdb\u884c\u7ba1\u7406\uff0c\u5e76\u660e\u786e\u4f7f\u7528\u8be5\u7c7b\u3002<\/p>\n<p>\u53c2\u8003\u6587\u732e\uff1a\u300aJava\u7a0b\u5e8f\u5458 \u94f6 SE11\u300b \u6765\u81ea\u5c71\u672c\u9053\u5b50\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7f16\u8bd1\u548c\u8fd0\u884c \/\/ \u30bd\u30fc\u30b9\u306b\u8907\u6570\u306e\u30af\u30e9\u30b9\u304c\u3042\u308c\u3070\u8907\u6570\u306e\u30af\u30e9\u30b9\u30d5\u30a1\u30a4\u30eb\u304c\u4f5c\u88fd\u3055\u308c\u308b class Foo {} \/\/ [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-31012","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 Silver \u7b2c\u4e00\u7ae0\uff1aJava\u57fa\u7840 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8eJava 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