{"id":66487,"date":"2025-05-03T12:24:08","date_gmt":"2025-05-03T04:24:08","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66487\/"},"modified":"2025-05-03T12:24:08","modified_gmt":"2025-05-03T04:24:08","slug":"java%e6%80%8e%e4%b9%88%e6%8a%8a%e5%ad%97%e7%ac%a6%e4%b8%b2%e5%ad%98%e5%85%a5%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66487\/","title":{"rendered":"java\u600e\u4e48\u628a\u5b57\u7b26\u4e32\u5b58\u5165\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u6709\u56db\u79cd\u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u5b58\u5165 java \u6570\u7ec4\uff1a\u76f4\u63a5\u8d4b\u503c\u3001\u4f7f\u7528\u6570\u7ec4\u6784\u9020\u51fd\u6570\u3001\u4f7f\u7528\u5faa\u73af\u3001\u4f7f\u7528 arrays.aslist() \u548c toarray()\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/16\/2024111604484036575.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u628a\u5b57\u7b26\u4e32\u5b58\u5165\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u600e\u4e48\u628a\u5b57\u7b26\u4e32\u5b58\u5165\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u5b58\u5165 Java \u6570\u7ec4<\/strong><\/p>\n<p><strong>\u76f4\u63a5\u8d4b\u503c<\/strong><\/p>\n<p>\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u76f4\u63a5\u8d4b\u503c\uff1a<\/p>\n<pre>String[] colors = {\"Red\", \"Green\", \"Blue\"};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f7f\u7528\u6570\u7ec4\u6784\u9020\u51fd\u6570<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u4e5f\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u6784\u9020\u51fd\u6570\u6765\u521b\u5efa\u6570\u7ec4\u5e76\u521d\u59cb\u5316\u5143\u7d20\uff1a<\/p>\n<pre>String[] colors = new String[] {\"Red\", \"Green\", \"Blue\"};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f7f\u7528\u5faa\u73af<\/strong><\/p>\n<p>\u5982\u679c\u8981\u52a8\u6001\u5730\u5c06\u5b57\u7b26\u4e32\u6dfb\u52a0\u5230\u6570\u7ec4\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\uff1a<\/p>\n<pre>int length = 3;\nString[] colors = new String[length];\nfor (int i = 0; i &lt; length; i++) {\n    colors[i] = String.valueOf(i);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f7f\u7528 Arrays.asList()<\/strong><\/p>\n<p>Arrays.asList() \u65b9\u6cd5\u53ef\u4ee5\u5c06\u4e00\u4e2a\u6570\u7ec4\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5305\u542b\u8be5\u6570\u7ec4\u5143\u7d20\u7684\u5217\u8868\u3002\u7136\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528 toArray() \u65b9\u6cd5\u5c06\u5217\u8868\u8f6c\u6362\u4e3a\u6570\u7ec4\uff1a<\/p>\n<pre>List&lt;String&gt; list = Arrays.asList(\"Red\", \"Green\", \"Blue\");\nString[] colors = list.toArray(new String[0]);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n<ul>\n<li> \u4e2d\u7684\u5143\u7d20\u90fd\u662f\u4e0d\u53ef\u53d8\u7684\uff0c\u5373\u65e0\u6cd5\u4fee\u6539\u5176\u5185\u5bb9\u3002<\/li>\n<li>\u53ef\u4ee5\u4f7f\u7528 length \u5c5e\u6027\u83b7\u53d6\u6570\u7ec4\u7684\u957f\u5ea6\u3002<\/li>\n<li>\u53ef\u4ee5\u4f7f\u7528 java.util.Arrays \u7c7b\u63d0\u4f9b\u7684\u5176\u4ed6\u65b9\u6cd5\u6765\u64cd\u4f5c\u6570\u7ec4\uff0c\u4f8b\u5982 sort() \u548c binarySearch()\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u628a\u5b57\u7b26\u4e32\u5b58\u5165\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>\u6709\u56db\u79cd\u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u5b58\u5165 java \u6570\u7ec4\uff1a\u76f4\u63a5\u8d4b\u503c\u3001\u4f7f\u7528\u6570\u7ec4\u6784\u9020\u51fd\u6570\u3001\u4f7f\u7528\u5faa\u73af\u3001\u4f7f\u7528 arrays.aslist() \u548c toarray()\u3002 \u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u5b58\u5165 Java \u6570\u7ec4 \u76f4\u63a5\u8d4b\u503c \u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u76f4\u63a5\u8d4b\u503c\uff1a String[] colors = {&#8220;Red&#8221;, &#8220;Green&#8221;, &#8220;Blue&#8221;}; \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u6570\u7ec4\u6784\u9020\u51fd\u6570 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4e5f\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u6784\u9020\u51fd\u6570\u6765\u521b\u5efa\u6570\u7ec4\u5e76\u521d\u59cb\u5316\u5143\u7d20\uff1a String[] colors = new String[] {&#8220;Red&#8221;, &#8220;Green&#8221;, &#8220;Blue&#8221;}; \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u5faa\u73af \u5982\u679c\u8981\u52a8\u6001\u5730\u5c06\u5b57\u7b26\u4e32\u6dfb\u52a0\u5230\u6570\u7ec4\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\uff1a int length = 3; String[] colors = new String[length]; for (int i = 0; i &lt; length; i++) { colors[i] = String.valueOf(i); } [&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-66487","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66487","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=66487"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66487\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66487"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66487"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66487"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}