{"id":31125,"date":"2023-08-25T22:35:40","date_gmt":"2023-01-28T06:21:02","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90java%e3%80%91%e5%85%b3%e4%ba%8e%e6%95%b0%e7%bb%84\/"},"modified":"2025-08-12T22:27:18","modified_gmt":"2025-08-12T14:27:18","slug":"%e3%80%90java%e3%80%91%e5%85%b3%e4%ba%8e%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90java%e3%80%91%e5%85%b3%e4%ba%8e%e6%95%b0%e7%bb%84\/","title":{"rendered":"\u3010Java\u3011\u5173\u4e8e\u6570\u7ec4"},"content":{"rendered":"<h2>\u8fd9\u662f\u5173\u4e8e\u5b66\u4e60Java\u6570\u7ec4\u7684\u7b14\u8bb0\u3002<\/h2>\n<h3>\u6570\u7ec4\u7684\u58f0\u660e<\/h3>\n<pre class=\"post-pre\"><code>(int\u65b9\u306e\u5834\u5408)\r\nint[] arr = new int[5];\r\n<\/code><\/pre>\n<h3>\u5c06\u503c\u8d4b\u7ed9\u6570\u7ec4arr\u3002<\/h3>\n<pre class=\"post-pre\"><code>arr[0] = 3;         \/\/ 1\u756a\u76ee\uff08\u5148\u982d\uff09\u306e\u8981\u7d20\u306b 3 \u3092\u4ee3\u5165\r\narr[1] = 1;         \/\/ 2\u756a\u76ee\u306e\u8981\u7d20\u306b 1 \u3092\u4ee3\u5165\r\narr[2] = 6;         \/\/ 3\u756a\u76ee\u306e\u8981\u7d20\u306b 6 \u3092\u4ee3\u5165\r\narr[3] = 0;         \/\/ 4\u756a\u76ee\u306e\u8981\u7d20\u306b 0 \u3092\u4ee3\u5165\r\narr[4] = 4;         \/\/ 5\u756a\u76ee\u306e\u8981\u7d20\u306b 4 \u3092\u4ee3\u5165\r\n<\/code><\/pre>\n<h3>\u5c06arr\u7b80\u5316<\/h3>\n<pre class=\"post-pre\"><code>int[] arr = {3, 1, 6, 0, 4};\r\n<\/code><\/pre>\n<h3>\u8f93\u51fa\u6570\u7ec4arr\u7684\u5143\u7d20\u4e2a\u6570<\/h3>\n<pre class=\"post-pre\"><code>(\u8981\u7d20\u6570\u304c3\u306e\u5834\u5408)\r\nSystem.out.println(\"\u914d\u5217arr\u306e\u8981\u7d20\u6570\u2026\" + arr.length);\r\n\u7d50\u679c:\u914d\u5217arr\u306e\u8981\u7d20\u6570\u20263\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u662f\u5173\u4e8e\u5b66\u4e60Java\u6570\u7ec4\u7684\u7b14\u8bb0\u3002 \u6570\u7ec4\u7684\u58f0\u660e (int\u65b9\u306e\u5834\u5408) int[] arr = new int[5] [&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-31125","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) - 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