{"id":65992,"date":"2025-05-03T16:02:43","date_gmt":"2025-05-03T08:02:43","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65992\/"},"modified":"2025-05-03T16:02:43","modified_gmt":"2025-05-03T08:02:43","slug":"java%e4%b8%ad%e6%95%b0%e6%8d%ae%e6%80%8e%e4%b9%88%e8%b5%8b%e5%80%bc%e7%bb%99%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65992\/","title":{"rendered":"java\u4e2d\u6570\u636e\u600e\u4e48\u8d4b\u503c\u7ed9\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u7ed9\u6570\u7ec4\u8d4b\u503c\u7684\u65b9\u6cd5\u6709\u4e24\u79cd\uff1a\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668\uff0c\u7528\u4e8e\u58f0\u660e\u6570\u7ec4\u65f6\u8d4b\u503c\u3002\u4f7f\u7528\u5faa\u73af\uff0c\u7528\u4e8e\u52a8\u6001\u8c03\u6574\u6570\u7ec4\u5143\u7d20\u6216\u5728\u58f0\u660e\u6570\u7ec4\u540e\u8d4b\u503c\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/14\/2024111410212232657.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u6570\u636e\u600e\u4e48\u8d4b\u503c\u7ed9\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u4e2d\u6570\u636e\u600e\u4e48\u8d4b\u503c\u7ed9\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d\u7ed9\u6570\u7ec4\u8d4b\u503c\u7684\u65b9\u6cd5<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u7ed9\u6570\u7ec4\u8d4b\u503c\u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668<\/strong><\/p>\n<p>\u8fd9\u662f\u7ed9\u6570\u7ec4\u8d4b\u503c\u6700\u7b80\u5355\u7684\u65b9\u6cd5\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] arr = {1, 2, 3, 4, 5};\nString[] names = {\"John\", \"Mary\", \"Bob\"};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528\u5faa\u73af<\/strong><\/p>\n<p>\u5f53\u6570\u7ec4\u5143\u7d20\u7684\u6570\u91cf\u672a\u77e5\u6216\u9700\u8981\u52a8\u6001\u8c03\u6574\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u6765\u7ed9\u6570\u7ec4\u8d4b\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>int[] arr = new int[5];\nfor (int i = 0; i &lt; arr.length; i++) {\n    arr[i] = i + 1;\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\u521d\u59cb\u5316\u5668<\/strong>\u4ec5\u9002\u7528\u4e8e\u5728\u58f0\u660e\u6570\u7ec4\u65f6\u7ed9\u6570\u7ec4\u8d4b\u503c\uff0c\u4e0d\u80fd\u5728\u4e4b\u540e\u66f4\u6539\u6570\u7ec4\u5143\u7d20\u3002<\/li>\n<li> <strong>\u5faa\u73af<\/strong>\u53ef\u4ee5\u7528\u4e8e\u5728\u58f0\u660e\u6570\u7ec4\u4e4b\u540e\u968f\u65f6\u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c\u3002<\/li>\n<li> <strong>arr.length<\/strong> \u5c5e\u6027\u8fd4\u56de\u6570\u7ec4\u7684\u957f\u5ea6\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u6570\u636e\u600e\u4e48\u8d4b\u503c\u7ed9\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>java \u4e2d\u7ed9\u6570\u7ec4\u8d4b\u503c\u7684\u65b9\u6cd5\u6709\u4e24\u79cd\uff1a\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668\uff0c\u7528\u4e8e\u58f0\u660e\u6570\u7ec4\u65f6\u8d4b\u503c\u3002\u4f7f\u7528\u5faa\u73af\uff0c\u7528\u4e8e\u52a8\u6001\u8c03\u6574\u6570\u7ec4\u5143\u7d20\u6216\u5728\u58f0\u660e\u6570\u7ec4\u540e\u8d4b\u503c\u3002 Java \u4e2d\u7ed9\u6570\u7ec4\u8d4b\u503c\u7684\u65b9\u6cd5 \u5728 Java \u4e2d\uff0c\u7ed9\u6570\u7ec4\u8d4b\u503c\u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\uff1a 1. \u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668 \u8fd9\u662f\u7ed9\u6570\u7ec4\u8d4b\u503c\u6700\u7b80\u5355\u7684\u65b9\u6cd5\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] arr = {1, 2, 3, 4, 5}; String[] names = {&#8220;John&#8221;, &#8220;Mary&#8221;, &#8220;Bob&#8221;}; \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528\u5faa\u73af \u5f53\u6570\u7ec4\u5143\u7d20\u7684\u6570\u91cf\u672a\u77e5\u6216\u9700\u8981\u52a8\u6001\u8c03\u6574\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u6765\u7ed9\u6570\u7ec4\u8d4b\u503c\u3002\u4f8b\u5982\uff1a int[] arr = new int[5]; for (int i = 0; i &lt; arr.length; i++) { arr[i] = i + 1; } \u767b\u5f55\u540e\u590d\u5236 \u8bf4\u660e\uff1a \u6570\u7ec4\u521d\u59cb\u5316\u5668\u4ec5\u9002\u7528\u4e8e\u5728\u58f0\u660e\u6570\u7ec4\u65f6\u7ed9\u6570\u7ec4\u8d4b\u503c\uff0c\u4e0d\u80fd\u5728\u4e4b\u540e\u66f4\u6539\u6570\u7ec4\u5143\u7d20\u3002 \u5faa\u73af\u53ef\u4ee5\u7528\u4e8e\u5728\u58f0\u660e\u6570\u7ec4\u4e4b\u540e\u968f\u65f6\u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c\u3002 arr.length [&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-65992","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65992","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=65992"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65992\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65992"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65992"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65992"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}