{"id":37017,"date":"2024-11-26T12:37:40","date_gmt":"2024-11-26T04:37:40","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37017\/"},"modified":"2024-11-26T12:37:40","modified_gmt":"2024-11-26T04:37:40","slug":"java%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e4%bc%a0%e5%80%bc","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37017\/","title":{"rendered":"JAVA\u6570\u7ec4\u600e\u4e48\u4f20\u503c"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u6570\u7ec4\u4f20\u9012\u662f\u4ee5\u5f15\u7528\u65b9\u5f0f\u8fdb\u884c\u7684\uff0c\u8fd9\u610f\u5473\u7740\u4f20\u9012\u7ed9\u65b9\u6cd5\u7684\u6570\u7ec4\u5f15\u7528\u6307\u5411\u539f\u59cb\u6570\u7ec4\u3002\u56e0\u6b64\uff0c\u5bf9\u65b9\u6cd5\u4e2d\u6570\u7ec4\u6240\u505a\u7684\u4efb\u4f55\u66f4\u6539\u90fd\u5c06\u53cd\u6620\u5728\u539f\u59cb\u6570\u7ec4\u4e2d\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a\u58f0\u660e\u6570\u7ec4\uff1a\u521b\u5efa\u6570\u7ec4\u53d8\u91cf\u5e76\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u3002\u4f20\u9012\u6570\u7ec4\u7ed9\u65b9\u6cd5\uff1a\u5c06\u6570\u7ec4\u53d8\u91cf\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u65b9\u6cd5\uff0c\u65b9\u6cd5\u7b7e\u540d\u4e2d\u5305\u542b\u6570\u7ec4\u7c7b\u578b\u3002\u5728\u65b9\u6cd5\u4e2d\u8bbf\u95ee\u6570\u7ec4\uff1a\u4f7f\u7528\u4f20\u9012\u7684\u6570\u7ec4\u53d8\u91cf\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u7ec4\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/12\/2024111223301721290.jpg\" class=\"aligncenter\" title=\"JAVA\u6570\u7ec4\u600e\u4e48\u4f20\u503c\u63d2\u56fe\" alt=\"JAVA\u6570\u7ec4\u600e\u4e48\u4f20\u503c\u63d2\u56fe\" \/><\/p>\n<p><strong>Java\u6570\u7ec4\u4f20\u503c\u7684\u5b9e\u73b0<\/strong><\/p>\n<p>\u5728Java\u4e2d\uff0c\u6570\u7ec4\u662f\u4ee5\u5f15\u7528\u65b9\u5f0f\u4f20\u9012\u7684\uff0c\u8fd9\u610f\u5473\u7740\u4f20\u9012\u7ed9\u65b9\u6cd5\u7684\u6570\u7ec4\u5f15\u7528\u6307\u5411\u539f\u59cb\u6570\u7ec4\u3002\u8fd9\u610f\u5473\u7740\u5bf9\u65b9\u6cd5\u4e2d\u6570\u7ec4\u6240\u505a\u7684\u4efb\u4f55\u66f4\u6539\u90fd\u5c06\u53cd\u6620\u5728\u539f\u59cb\u6570\u7ec4\u4e2d\u3002<\/p>\n<p><strong>\u4f20\u9012\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a<\/strong><\/p>\n<ol>\n<li> <strong>\u58f0\u660e\u6570\u7ec4\uff1a<\/strong>\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u53d8\u91cf\u5e76\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u3002<\/li>\n<li> <strong>\u5c06\u6570\u7ec4\u4f20\u9012\u7ed9\u65b9\u6cd5\uff1a<\/strong>\u5c06\u6570\u7ec4\u53d8\u91cf\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u65b9\u6cd5\u3002\u65b9\u6cd5\u7b7e\u540d\u4e2d\u5e94\u5305\u542b\u6570\u7ec4\u7c7b\u578b\u3002<\/li>\n<li> <strong>\u5728\u65b9\u6cd5\u4e2d\u8bbf\u95ee\u6570\u7ec4\uff1a<\/strong>\u65b9\u6cd5\u53ef\u4ee5\u4f7f\u7528\u4f20\u9012\u7684\u6570\u7ec4\u53d8\u91cf\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u7ec4\u5143\u7d20\u3002<\/li>\n<\/ol>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>\/\/ \u58f0\u660e\u6570\u7ec4\nint[] numbers = {1, 2, 3};\n\n\/\/ \u5c06\u6570\u7ec4\u4f20\u9012\u7ed9\u65b9\u6cd5\nvoid printArray(int[] numbers) {\n  \/\/ \u5728\u65b9\u6cd5\u4e2d\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\n  for (int number : numbers) {\n    System.out.println(number);\n  }\n\n  \/\/ \u4fee\u6539\u6570\u7ec4\u5143\u7d20\n  numbers[0] *= 2;\n}\n\n\/\/ \u8c03\u7528\u65b9\u6cd5\u5e76\u4f20\u9012\u6570\u7ec4\nprintArray(numbers);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u8f93\u51fa\uff1a<\/strong><\/p>\n<pre>1\n2\n3<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5373\u4f7f\u65b9\u6cd5\u4fee\u6539\u4e86\u6570\u7ec4\u5143\u7d20\uff0c\u4f46\u539f\u59cb\u6570\u7ec4 numbers \u4e2d\u7684\u5143\u7d20\u4e5f\u53d1\u751f\u4e86\u66f4\u6539\uff0c\u56e0\u6b64\u8f93\u51fa\u4ecd\u6253\u5370\u4fee\u6539\u540e\u7684 numbers \u6570\u7ec4\u3002<\/p>\n<p><strong>\u6ce8\u610f\u4e8b\u9879\uff1a<\/strong><\/p>\n<ul>\n<li>Java\u4e2d\u4e0d\u4f1a\u4f20\u9012\u6570\u7ec4\u526f\u672c\u3002<\/li>\n<li>\u5bf9\u6570\u7ec4\u957f\u5ea6\u7684\u66f4\u6539\u4e0d\u4f1a\u53cd\u6620\u5728\u539f\u59cb\u6570\u7ec4\u4e2d\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fJAVA\u6570\u7ec4\u600e\u4e48\u4f20\u503c\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 java \u4e2d\uff0c\u6570\u7ec4\u4f20\u9012\u662f\u4ee5\u5f15\u7528\u65b9\u5f0f\u8fdb\u884c\u7684\uff0c\u8fd9\u610f\u5473\u7740\u4f20\u9012\u7ed9\u65b9\u6cd5\u7684\u6570\u7ec4\u5f15\u7528\u6307\u5411\u539f\u59cb\u6570\u7ec4\u3002\u56e0\u6b64\uff0c\u5bf9\u65b9\u6cd5\u4e2d\u6570\u7ec4\u6240\u505a\u7684\u4efb\u4f55\u66f4\u6539\u90fd\u5c06\u53cd\u6620\u5728\u539f\u59cb\u6570\u7ec4\u4e2d\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a\u58f0\u660e\u6570\u7ec4\uff1a\u521b\u5efa\u6570\u7ec4\u53d8\u91cf\u5e76\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u3002\u4f20\u9012\u6570\u7ec4\u7ed9\u65b9\u6cd5\uff1a\u5c06\u6570\u7ec4\u53d8\u91cf\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u65b9\u6cd5\uff0c\u65b9\u6cd5\u7b7e\u540d\u4e2d\u5305\u542b\u6570\u7ec4\u7c7b\u578b\u3002\u5728\u65b9\u6cd5\u4e2d\u8bbf\u95ee\u6570\u7ec4\uff1a\u4f7f\u7528\u4f20\u9012\u7684\u6570\u7ec4\u53d8\u91cf\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u7ec4\u5143\u7d20\u3002 Java\u6570\u7ec4\u4f20\u503c\u7684\u5b9e\u73b0 \u5728Java\u4e2d\uff0c\u6570\u7ec4\u662f\u4ee5\u5f15\u7528\u65b9\u5f0f\u4f20\u9012\u7684\uff0c\u8fd9\u610f\u5473\u7740\u4f20\u9012\u7ed9\u65b9\u6cd5\u7684\u6570\u7ec4\u5f15\u7528\u6307\u5411\u539f\u59cb\u6570\u7ec4\u3002\u8fd9\u610f\u5473\u7740\u5bf9\u65b9\u6cd5\u4e2d\u6570\u7ec4\u6240\u505a\u7684\u4efb\u4f55\u66f4\u6539\u90fd\u5c06\u53cd\u6620\u5728\u539f\u59cb\u6570\u7ec4\u4e2d\u3002 \u4f20\u9012\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a \u58f0\u660e\u6570\u7ec4\uff1a\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u53d8\u91cf\u5e76\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u3002 \u5c06\u6570\u7ec4\u4f20\u9012\u7ed9\u65b9\u6cd5\uff1a\u5c06\u6570\u7ec4\u53d8\u91cf\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u65b9\u6cd5\u3002\u65b9\u6cd5\u7b7e\u540d\u4e2d\u5e94\u5305\u542b\u6570\u7ec4\u7c7b\u578b\u3002 \u5728\u65b9\u6cd5\u4e2d\u8bbf\u95ee\u6570\u7ec4\uff1a\u65b9\u6cd5\u53ef\u4ee5\u4f7f\u7528\u4f20\u9012\u7684\u6570\u7ec4\u53d8\u91cf\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u7ec4\u5143\u7d20\u3002 \u793a\u4f8b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \/\/ \u58f0\u660e\u6570\u7ec4 int[] numbers = {1, 2, 3}; \/\/ \u5c06\u6570\u7ec4\u4f20\u9012\u7ed9\u65b9\u6cd5 void printArray(int[] numbers) { \/\/ \u5728\u65b9\u6cd5\u4e2d\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20 for (int number : numbers) { System.out.println(number); } \/\/ \u4fee\u6539\u6570\u7ec4\u5143\u7d20 numbers[0] *= 2; } \/\/ \u8c03\u7528\u65b9\u6cd5\u5e76\u4f20\u9012\u6570\u7ec4 printArray(numbers); \u767b\u5f55\u540e\u590d\u5236 \u8f93\u51fa\uff1a 1 2 3 \u767b\u5f55\u540e\u590d\u5236 \u5373\u4f7f\u65b9\u6cd5\u4fee\u6539\u4e86\u6570\u7ec4\u5143\u7d20\uff0c\u4f46\u539f\u59cb\u6570\u7ec4 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-37017","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37017","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=37017"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37017\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37017"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37017"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37017"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}