{"id":39886,"date":"2024-11-26T16:59:22","date_gmt":"2024-11-26T08:59:22","guid":{"rendered":"https:\/\/fwq.ai\/blog\/39886\/"},"modified":"2024-11-26T16:59:22","modified_gmt":"2024-11-26T08:59:22","slug":"java%e6%80%8e%e4%b9%88%e5%bb%ba%e7%ab%8b%e4%b8%80%e4%b8%aa%e7%b1%bb%e7%9a%84%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/39886\/","title":{"rendered":"java\u600e\u4e48\u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5728 java \u4e2d\u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4\uff1a1. \u58f0\u660e\u6570\u7ec4\u7c7b\u578b\uff08\u6307\u5b9a\u7c7b\u7c7b\u578b\uff09\uff1b2. \u6307\u5b9a\u6570\u7ec4\u5927\u5c0f\uff08\u5143\u7d20\u6570\u91cf\uff09\uff1b3. \u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\uff08\u6307\u5b9a\u7c7b\u578b\u548c\u5927\u5c0f\uff09\uff1b4. \u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111712100577205.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u600e\u4e48\u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u7528 Java \u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4<\/strong><\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong>\u5982\u4f55\u5728 Java \u4e2d\u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4\uff1f<\/p>\n<p><strong>\u56de\u7b54\uff1a<\/strong><\/p>\n<p>\u8981\u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<ol>\n<li> <strong>\u58f0\u660e\u6570\u7ec4\u7c7b\u578b\uff1a<\/strong>\u6307\u5b9a\u8981\u521b\u5efa\u7684\u6570\u7ec4\u7684\u7c7b\u7c7b\u578b\u3002<\/li>\n<li> <strong>\u6307\u5b9a\u6570\u7ec4\u5927\u5c0f\uff1a<\/strong>\u6307\u5b9a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002<\/li>\n<li> <strong>\u4f7f\u7528 <\/strong>new<strong> \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\uff1a<\/strong>\u4f7f\u7528 <strong>new<\/strong> \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\uff0c\u6307\u5b9a\u6570\u7ec4\u7c7b\u578b\u548c\u5927\u5c0f\u3002<\/li>\n<li> <strong>\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff1a<\/strong>\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002<\/li>\n<\/ol>\n<p><strong>\u793a\u4f8b\u4ee3\u7801\uff1a<\/strong><\/p>\n<pre>\/\/ \u58f0\u660e\u4e00\u4e2a\u5b57\u7b26\u4e32\u6570\u7ec4\u7c7b\u578b\nString[] names;\n\n\/\/ \u6307\u5b9a\u6570\u7ec4\u5927\u5c0f\nnames = new String[5];\n\n\/\/ \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\nnames[0] = \"John\";\nnames[1] = \"Mary\";\nnames[2] = \"Bob\";\nnames[3] = \"Alice\";\nnames[4] = \"Tom\";\n\n\/\/ \u6253\u5370\u6570\u7ec4\u5143\u7d20\nfor (String name : names) {\n    System.out.println(name);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u8bf4\u660e\uff1a<\/strong><\/p>\n<ul>\n<li> <strong>\u6570\u7ec4\u7c7b\u578b\uff08String[]\uff09\uff1a<\/strong>\u6307\u5b9a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u7c7b\u578b\u3002<\/li>\n<li> <strong>\u6570\u7ec4\u5927\u5c0f\uff085\uff09\uff1a<\/strong>\u6307\u5b9a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002<\/li>\n<li> <strong>new String[5]\uff1a<\/strong>\u521b\u5efa\u4e00\u4e2a\u5305\u542b 5 \u4e2a String \u5143\u7d20\u7684\u6570\u7ec4\u3002<\/li>\n<li> <strong>names[0] = &#8220;John&#8221;\uff1a<\/strong>\u5c06\u6307\u5b9a\u503c\u5206\u914d\u7ed9\u6570\u7ec4\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u3002<\/li>\n<li> <strong>System.out.println(name)\uff1a<\/strong>\u6253\u5370\u6570\u7ec4\u4e2d\u6bcf\u4e2a\u5143\u7d20\u7684\u503c\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4\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>\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5728 java \u4e2d\u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4\uff1a1. \u58f0\u660e\u6570\u7ec4\u7c7b\u578b\uff08\u6307\u5b9a\u7c7b\u7c7b\u578b\uff09\uff1b2. \u6307\u5b9a\u6570\u7ec4\u5927\u5c0f\uff08\u5143\u7d20\u6570\u91cf\uff09\uff1b3. \u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\uff08\u6307\u5b9a\u7c7b\u578b\u548c\u5927\u5c0f\uff09\uff1b4. \u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee\u5143\u7d20\u3002 \u5982\u4f55\u7528 Java \u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4 \u95ee\u9898\uff1a\u5982\u4f55\u5728 Java \u4e2d\u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4\uff1f \u56de\u7b54\uff1a \u8981\u5efa\u7acb\u4e00\u4e2a\u7c7b\u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u58f0\u660e\u6570\u7ec4\u7c7b\u578b\uff1a\u6307\u5b9a\u8981\u521b\u5efa\u7684\u6570\u7ec4\u7684\u7c7b\u7c7b\u578b\u3002 \u6307\u5b9a\u6570\u7ec4\u5927\u5c0f\uff1a\u6307\u5b9a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002 \u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\uff1a\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\uff0c\u6307\u5b9a\u6570\u7ec4\u7c7b\u578b\u548c\u5927\u5c0f\u3002 \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff1a\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a \/\/ \u58f0\u660e\u4e00\u4e2a\u5b57\u7b26\u4e32\u6570\u7ec4\u7c7b\u578b String[] names; \/\/ \u6307\u5b9a\u6570\u7ec4\u5927\u5c0f names = new String[5]; \/\/ \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20 names[0] = &#8220;John&#8221;; names[1] = &#8220;Mary&#8221;; names[2] = &#8220;Bob&#8221;; names[3] = &#8220;Alice&#8221;; names[4] = &#8220;Tom&#8221;; \/\/ [&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-39886","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39886","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=39886"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39886\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=39886"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=39886"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=39886"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}