{"id":65911,"date":"2025-05-03T16:20:49","date_gmt":"2025-05-03T08:20:49","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65911\/"},"modified":"2025-05-03T16:20:49","modified_gmt":"2025-05-03T08:20:49","slug":"java%e7%a9%ba%e7%9a%84%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%8a%a0%e5%85%a5%e6%95%b0%e6%8d%ae-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65911\/","title":{"rendered":"java\u7a7a\u7684\u6570\u7ec4\u600e\u4e48\u52a0\u5165\u6570\u636e"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\u5411\u7a7a\u7684\u6570\u7ec4\u6dfb\u52a0\u6570\u636e\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a1. \u4f7f\u7528\u4e0b\u6807\u8bbf\u95ee\u5668\u6309\u7d22\u5f15\u4f4d\u7f6e\u63d2\u5165\u6570\u636e\uff1b2. \u4f7f\u7528 arrays.fill() \u65b9\u6cd5\u5c06\u6570\u7ec4\u6240\u6709\u5143\u7d20\u586b\u5145\u4e3a\u7ed9\u5b9a\u503c\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111315361762404.jpg\" class=\"aligncenter\" title=\"java\u7a7a\u7684\u6570\u7ec4\u600e\u4e48\u52a0\u5165\u6570\u636e\u63d2\u56fe\" alt=\"java\u7a7a\u7684\u6570\u7ec4\u600e\u4e48\u52a0\u5165\u6570\u636e\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5411\u7a7a\u7684 Java \u6570\u7ec4\u6dfb\u52a0\u6570\u636e<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u5411\u7a7a\u7684\u6570\u7ec4\u6dfb\u52a0\u6570\u636e\uff1a<\/p>\n<p><strong>\u4f7f\u7528\u4e0b\u6807\u8bbf\u95ee\u5668<\/strong><\/p>\n<p>\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u4e0b\u6807\u8bbf\u95ee\u5668\u5c06\u6570\u636e\u6dfb\u52a0\u5230\u6570\u7ec4\u7684\u7279\u5b9a\u4f4d\u7f6e\u3002\u4e0b\u6807\u8bbf\u95ee\u5668\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>array[index] = value;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>array \u662f\u76ee\u6807\u6570\u7ec4\u3002<\/li>\n<li>index \u662f\u8981\u63d2\u5165\u6570\u636e\u7684\u4f4d\u7f6e\u7684\u7d22\u5f15\u3002<\/li>\n<li>value \u662f\u8981\u6dfb\u52a0\u7684\u6570\u636e\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u7a7a\u7684 int \u6570\u7ec4\u5e76\u4f7f\u7528\u4e0b\u6807\u8bbf\u95ee\u5668\u5411\u5176\u6dfb\u52a0\u503c\uff1a<\/p>\n<pre>int[] numbers = new int[5];\nnumbers[0] = 10;\nnumbers[1] = 20;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f7f\u7528 Arrays.fill() \u65b9\u6cd5<\/strong><\/p>\n<p>Arrays.fill() \u65b9\u6cd5\u5141\u8bb8\u6211\u4eec\u5c06\u6570\u7ec4\u7684\u6240\u6709\u5143\u7d20\u66ff\u6362\u6216\u586b\u5145\u4e3a\u7ed9\u5b9a\u7684\u503c\u3002\u5176\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>Arrays.fill(array, value);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>array \u662f\u76ee\u6807\u6570\u7ec4\u3002<\/li>\n<li>value \u662f\u586b\u5145\u6570\u7ec4\u65f6\u8981\u4f7f\u7528\u7684\u503c\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u7a7a\u7684 boolean \u6570\u7ec4\u5e76\u4f7f\u7528 Arrays.fill() \u65b9\u6cd5\u5c06\u5176\u5168\u90e8\u586b\u5145\u4e3a true\uff1a<\/p>\n<pre>boolean[] flags = new boolean[5];\nArrays.fill(flags, true);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u7a7a\u7684\u6570\u7ec4\u600e\u4e48\u52a0\u5165\u6570\u636e\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>\u5728 java \u4e2d\u5411\u7a7a\u7684\u6570\u7ec4\u6dfb\u52a0\u6570\u636e\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a1. \u4f7f\u7528\u4e0b\u6807\u8bbf\u95ee\u5668\u6309\u7d22\u5f15\u4f4d\u7f6e\u63d2\u5165\u6570\u636e\uff1b2. \u4f7f\u7528 arrays.fill() \u65b9\u6cd5\u5c06\u6570\u7ec4\u6240\u6709\u5143\u7d20\u586b\u5145\u4e3a\u7ed9\u5b9a\u503c\u3002 \u5982\u4f55\u5411\u7a7a\u7684 Java \u6570\u7ec4\u6dfb\u52a0\u6570\u636e \u5728 Java \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u5411\u7a7a\u7684\u6570\u7ec4\u6dfb\u52a0\u6570\u636e\uff1a \u4f7f\u7528\u4e0b\u6807\u8bbf\u95ee\u5668 \u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u4e0b\u6807\u8bbf\u95ee\u5668\u5c06\u6570\u636e\u6dfb\u52a0\u5230\u6570\u7ec4\u7684\u7279\u5b9a\u4f4d\u7f6e\u3002\u4e0b\u6807\u8bbf\u95ee\u5668\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b array[index] = value; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff1a array \u662f\u76ee\u6807\u6570\u7ec4\u3002 index \u662f\u8981\u63d2\u5165\u6570\u636e\u7684\u4f4d\u7f6e\u7684\u7d22\u5f15\u3002 value \u662f\u8981\u6dfb\u52a0\u7684\u6570\u636e\u3002 \u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u7a7a\u7684 int \u6570\u7ec4\u5e76\u4f7f\u7528\u4e0b\u6807\u8bbf\u95ee\u5668\u5411\u5176\u6dfb\u52a0\u503c\uff1a int[] numbers = new int[5]; numbers[0] = 10; numbers[1] = 20; \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528 Arrays.fill() \u65b9\u6cd5 Arrays.fill() \u65b9\u6cd5\u5141\u8bb8\u6211\u4eec\u5c06\u6570\u7ec4\u7684\u6240\u6709\u5143\u7d20\u66ff\u6362\u6216\u586b\u5145\u4e3a\u7ed9\u5b9a\u7684\u503c\u3002\u5176\u8bed\u6cd5\u5982\u4e0b\uff1a Arrays.fill(array, value); \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff1a array \u662f\u76ee\u6807\u6570\u7ec4\u3002 value \u662f\u586b\u5145\u6570\u7ec4\u65f6\u8981\u4f7f\u7528\u7684\u503c\u3002 [&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-65911","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65911","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=65911"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65911\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65911"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65911"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}