{"id":38309,"date":"2024-11-26T17:32:57","date_gmt":"2024-11-26T09:32:57","guid":{"rendered":"https:\/\/fwq.ai\/blog\/38309\/"},"modified":"2024-11-26T17:32:57","modified_gmt":"2024-11-26T09:32:57","slug":"java%e6%80%8e%e4%b9%88%e5%ae%9a%e4%b9%89%e4%b8%aa%e6%95%b0%e7%bb%84%e9%95%bf%e5%ba%a6","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/38309\/","title":{"rendered":"java\u600e\u4e48\u5b9a\u4e49\u4e2a\u6570\u7ec4\u957f\u5ea6"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\u5b9a\u4e49\u6570\u7ec4\u957f\u5ea6\u7684\u8bed\u6cd5\u4e3a\uff1atype[] arrayname = new type[length]\uff0c\u5176\u4e2d type \u662f\u6570\u7ec4\u5143\u7d20\u7684\u6570\u636e\u7c7b\u578b\uff0carrayname \u662f\u6570\u7ec4\u7684\u540d\u79f0\uff0clength \u662f\u6570\u7ec4\u7684\u957f\u5ea6\u3002\u4e00\u65e6\u5b9a\u4e49\u4e86\u6570\u7ec4\u957f\u5ea6\uff0c\u5c31\u4e0d\u80fd\u518d\u66f4\u6539\uff0c\u904d\u5386\u6570\u7ec4\u65f6\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u957f\u5ea6\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/14\/2024111412512718675.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u5b9a\u4e49\u4e2a\u6570\u7ec4\u957f\u5ea6\u63d2\u56fe\" alt=\"java\u600e\u4e48\u5b9a\u4e49\u4e2a\u6570\u7ec4\u957f\u5ea6\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u4e2d\u5b9a\u4e49\u6570\u7ec4\u957f\u5ea6<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u5b9a\u4e49\u6570\u7ec4\u957f\u5ea6\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>type[] arrayName = new type[length];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li> <strong>type<\/strong>\uff1a\u6570\u7ec4\u5143\u7d20\u7684\u6570\u636e\u7c7b\u578b<\/li>\n<li> <strong>arrayName<\/strong>\uff1a\u6570\u7ec4\u7684\u540d\u79f0<\/li>\n<li> <strong>length<\/strong>\uff1a\u6570\u7ec4\u7684\u957f\u5ea6<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 10 \u7684\u6574\u578b\u6570\u7ec4\uff1a<\/p>\n<pre>int[] numbers = new int[10];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4e00\u65e6\u5b9a\u4e49\u4e86\u6570\u7ec4\u957f\u5ea6\uff0c\u5c31\u4e0d\u80fd\u518d\u66f4\u6539\u3002\u5982\u679c\u60a8\u5c1d\u8bd5\u5411\u6570\u7ec4\u6dfb\u52a0\u8d85\u51fa\u957f\u5ea6\u8303\u56f4\u7684\u5143\u7d20\uff0c\u5c06\u4f1a\u5f15\u53d1 ArrayIndexOutOfBoundsException\u3002<\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u6570\u7ec4\u957f\u5ea6\u6765\u904d\u5386\u6570\u7ec4\uff1a<\/p>\n<pre>for (int i = 0; i &lt; numbers.length; i++) {\n    System.out.println(numbers[i]);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5b9a\u4e49\u4e2a\u6570\u7ec4\u957f\u5ea6\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\u5b9a\u4e49\u6570\u7ec4\u957f\u5ea6\u7684\u8bed\u6cd5\u4e3a\uff1atype[] arrayname = new type[length]\uff0c\u5176\u4e2d type \u662f\u6570\u7ec4\u5143\u7d20\u7684\u6570\u636e\u7c7b\u578b\uff0carrayname \u662f\u6570\u7ec4\u7684\u540d\u79f0\uff0clength \u662f\u6570\u7ec4\u7684\u957f\u5ea6\u3002\u4e00\u65e6\u5b9a\u4e49\u4e86\u6570\u7ec4\u957f\u5ea6\uff0c\u5c31\u4e0d\u80fd\u518d\u66f4\u6539\uff0c\u904d\u5386\u6570\u7ec4\u65f6\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u957f\u5ea6\u3002 \u5982\u4f55\u5728 Java \u4e2d\u5b9a\u4e49\u6570\u7ec4\u957f\u5ea6 \u5728 Java \u4e2d\uff0c\u5b9a\u4e49\u6570\u7ec4\u957f\u5ea6\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a type[] arrayName = new type[length]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff1a type\uff1a\u6570\u7ec4\u5143\u7d20\u7684\u6570\u636e\u7c7b\u578b arrayName\uff1a\u6570\u7ec4\u7684\u540d\u79f0 length\uff1a\u6570\u7ec4\u7684\u957f\u5ea6 \u793a\u4f8b \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4ee5\u4e0b\u793a\u4f8b\u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 10 \u7684\u6574\u578b\u6570\u7ec4\uff1a int[] numbers = new int[10]; \u767b\u5f55\u540e\u590d\u5236 \u4e00\u65e6\u5b9a\u4e49\u4e86\u6570\u7ec4\u957f\u5ea6\uff0c\u5c31\u4e0d\u80fd\u518d\u66f4\u6539\u3002\u5982\u679c\u60a8\u5c1d\u8bd5\u5411\u6570\u7ec4\u6dfb\u52a0\u8d85\u51fa\u957f\u5ea6\u8303\u56f4\u7684\u5143\u7d20\uff0c\u5c06\u4f1a\u5f15\u53d1 ArrayIndexOutOfBoundsException\u3002 \u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u6570\u7ec4\u957f\u5ea6\u6765\u904d\u5386\u6570\u7ec4\uff1a for (int i = 0; i &lt; numbers.length; i++) { System.out.println(numbers[i]); } \u767b\u5f55\u540e\u590d\u5236 \u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5b9a\u4e49\u4e2a\u6570\u7ec4\u957f\u5ea6\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/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-38309","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38309","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=38309"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38309\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=38309"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=38309"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=38309"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}