{"id":37766,"date":"2024-11-26T09:53:44","date_gmt":"2024-11-26T01:53:44","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37766\/"},"modified":"2024-11-26T09:53:44","modified_gmt":"2024-11-26T01:53:44","slug":"java%e7%a9%ba%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e6%94%be%e5%85%a5%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37766\/","title":{"rendered":"java\u7a7a\u6570\u7ec4\u600e\u4e48\u653e\u5165\u6570\u636e"},"content":{"rendered":"<blockquote><p>\n  \u8981\u5c06\u6570\u636e\u6dfb\u52a0\u5230 java \u4e2d\u7684\u7a7a\u6570\u7ec4\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u9996\u5148\u521d\u59cb\u5316\u5b83\uff0c\u4f7f\u7528 new \u5173\u952e\u5b57\u4e3a\u5b83\u5206\u914d\u5185\u5b58\uff0c\u7136\u540e\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8fd0\u7b97\u7b26\u5c06\u6570\u636e\u653e\u5165\u5176\u4e2d\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111310130290326.jpg\" class=\"aligncenter\" title=\"java\u7a7a\u6570\u7ec4\u600e\u4e48\u653e\u5165\u6570\u636e\u63d2\u56fe\" alt=\"java\u7a7a\u6570\u7ec4\u600e\u4e48\u653e\u5165\u6570\u636e\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u7a7a\u6570\u7ec4\u4e2d\u6dfb\u52a0\u6570\u636e<\/strong><\/p>\n<p>\u5f53\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u7a7a\u6570\u7ec4\u65f6\uff0c\u5b83\u662f\u4e00\u4e2a\u672a\u521d\u59cb\u5316\u7684\u6570\u7ec4\uff0c\u5176\u4e2d\u4e0d\u5305\u542b\u4efb\u4f55\u5143\u7d20\u3002\u4e3a\u4e86\u5c06\u6570\u636e\u653e\u5165\u7a7a\u6570\u7ec4\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u6570\u7ec4\u8fdb\u884c\u521d\u59cb\u5316\u3002<\/p>\n<p><strong>\u521d\u59cb\u5316\u7a7a\u6570\u7ec4<\/strong><\/p>\n<p>\u8981\u521d\u59cb\u5316\u4e00\u4e2a\u7a7a\u6570\u7ec4\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7c7b\u578b\u58f0\u660e\u4e00\u4e2a\u53d8\u91cf\uff0c\u5e76\u4f7f\u7528 new \u5173\u952e\u5b57\u5206\u914d\u5185\u5b58\u3002\u4f8b\u5982\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] numbers = new int[5];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6b64\u65f6\uff0cnumbers \u6570\u7ec4\u662f\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684\u7a7a\u6570\u7ec4\u3002<\/p>\n<p><strong>\u5c06\u6570\u636e\u653e\u5165\u6570\u7ec4\u4e2d<\/strong><\/p>\n<p>\u4e00\u65e6\u6570\u7ec4\u88ab\u521d\u59cb\u5316\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8fd0\u7b97\u7b26\u5c06\u6570\u636e\u653e\u5165\u5176\u4e2d\u3002\u6570\u7ec4\u7d22\u5f15\u4ece 0 \u5f00\u59cb\uff0c\u56e0\u6b64\u7b2c\u4e00\u4e2a\u5143\u7d20\u5b58\u50a8\u5728\u7d22\u5f15 0 \u5904\uff0c\u7b2c\u4e8c\u4e2a\u5143\u7d20\u5b58\u50a8\u5728\u7d22\u5f15 1 \u5904\uff0c\u4f9d\u6b64\u7c7b\u63a8\u3002<\/p>\n<pre>numbers[0] = 10;\nnumbers[1] = 20;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u73b0\u5728\uff0cnumbers \u6570\u7ec4\u5305\u542b\u4e86\u4e24\u4e2a\u5143\u7d20\uff1a10 \u548c 20\u3002<\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u5c1d\u8bd5\u5c06\u6570\u636e\u653e\u5165\u8d85\u51fa\u6570\u7ec4\u8303\u56f4\u7684\u7d22\u5f15\u4f1a\u629b\u51fa ArrayIndexOutOfBoundsException \u5f02\u5e38\u3002<\/li>\n<li>\u5373\u4f7f\u6570\u7ec4\u662f\u7a7a\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u5bf9\u5176\u8fdb\u884c\u521d\u59cb\u5316\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ul>\n<pre>int[] numbers = new int[] {10, 20};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u7a7a\u6570\u7ec4\u600e\u4e48\u653e\u5165\u6570\u636e\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>\u8981\u5c06\u6570\u636e\u6dfb\u52a0\u5230 java \u4e2d\u7684\u7a7a\u6570\u7ec4\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u9996\u5148\u521d\u59cb\u5316\u5b83\uff0c\u4f7f\u7528 new \u5173\u952e\u5b57\u4e3a\u5b83\u5206\u914d\u5185\u5b58\uff0c\u7136\u540e\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8fd0\u7b97\u7b26\u5c06\u6570\u636e\u653e\u5165\u5176\u4e2d\u3002 Java \u7a7a\u6570\u7ec4\u4e2d\u6dfb\u52a0\u6570\u636e \u5f53\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u7a7a\u6570\u7ec4\u65f6\uff0c\u5b83\u662f\u4e00\u4e2a\u672a\u521d\u59cb\u5316\u7684\u6570\u7ec4\uff0c\u5176\u4e2d\u4e0d\u5305\u542b\u4efb\u4f55\u5143\u7d20\u3002\u4e3a\u4e86\u5c06\u6570\u636e\u653e\u5165\u7a7a\u6570\u7ec4\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u6570\u7ec4\u8fdb\u884c\u521d\u59cb\u5316\u3002 \u521d\u59cb\u5316\u7a7a\u6570\u7ec4 \u8981\u521d\u59cb\u5316\u4e00\u4e2a\u7a7a\u6570\u7ec4\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7c7b\u578b\u58f0\u660e\u4e00\u4e2a\u53d8\u91cf\uff0c\u5e76\u4f7f\u7528 new \u5173\u952e\u5b57\u5206\u914d\u5185\u5b58\u3002\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] numbers = new int[5]; \u767b\u5f55\u540e\u590d\u5236 \u6b64\u65f6\uff0cnumbers \u6570\u7ec4\u662f\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684\u7a7a\u6570\u7ec4\u3002 \u5c06\u6570\u636e\u653e\u5165\u6570\u7ec4\u4e2d \u4e00\u65e6\u6570\u7ec4\u88ab\u521d\u59cb\u5316\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8fd0\u7b97\u7b26\u5c06\u6570\u636e\u653e\u5165\u5176\u4e2d\u3002\u6570\u7ec4\u7d22\u5f15\u4ece 0 \u5f00\u59cb\uff0c\u56e0\u6b64\u7b2c\u4e00\u4e2a\u5143\u7d20\u5b58\u50a8\u5728\u7d22\u5f15 0 \u5904\uff0c\u7b2c\u4e8c\u4e2a\u5143\u7d20\u5b58\u50a8\u5728\u7d22\u5f15 1 \u5904\uff0c\u4f9d\u6b64\u7c7b\u63a8\u3002 numbers[0] = 10; numbers[1] = 20; \u767b\u5f55\u540e\u590d\u5236 \u73b0\u5728\uff0cnumbers \u6570\u7ec4\u5305\u542b\u4e86\u4e24\u4e2a\u5143\u7d20\uff1a10 \u548c 20\u3002 \u6ce8\u610f\uff1a \u5c1d\u8bd5\u5c06\u6570\u636e\u653e\u5165\u8d85\u51fa\u6570\u7ec4\u8303\u56f4\u7684\u7d22\u5f15\u4f1a\u629b\u51fa ArrayIndexOutOfBoundsException \u5f02\u5e38\u3002 \u5373\u4f7f\u6570\u7ec4\u662f\u7a7a\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u5bf9\u5176\u8fdb\u884c\u521d\u59cb\u5316\u3002\u4f8b\u5982\uff1a int[] numbers = new int[] {10, 20}; \u767b\u5f55\u540e\u590d\u5236 [&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-37766","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37766","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=37766"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37766\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37766"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37766"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37766"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}