{"id":64113,"date":"2025-05-03T13:28:34","date_gmt":"2025-05-03T05:28:34","guid":{"rendered":"https:\/\/fwq.ai\/blog\/64113\/"},"modified":"2025-05-03T13:28:34","modified_gmt":"2025-05-03T05:28:34","slug":"java-%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e6%b7%bb%e5%8a%a0%e5%88%b0%e9%9b%86%e5%90%88%e4%b8%ad-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/64113\/","title":{"rendered":"java \u6570\u7ec4\u600e\u4e48\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d"},"content":{"rendered":"<blockquote><p>\n  \u5c06 java \u6570\u7ec4\u6dfb\u52a0\u5230\u96c6\u5408\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528 arrays.aslist() \u65b9\u6cd5\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u4e0d\u53ef\u53d8\u5217\u8868\u3002\u4f7f\u7528 arraylist \u6784\u9020\u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u6570\u7ec4\u5143\u7d20\u7684\u65b0 arraylist\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/02\/2024110214032391654.jpg\" class=\"aligncenter\" title=\"java \u6570\u7ec4\u600e\u4e48\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\u63d2\u56fe\" alt=\"java \u6570\u7ec4\u600e\u4e48\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5c06 Java \u6570\u7ec4\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d<\/strong><\/p>\n<p>\u5c06 Java \u6570\u7ec4\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u4e3b\u8981\u65b9\u5f0f\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 Arrays.asList() \u65b9\u6cd5<\/strong><\/p>\n<ul>\n<li>\u8be5\u65b9\u6cd5\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u4e00\u4e2a\u4e0d\u53ef\u53d8\u5217\u8868\u3002<\/li>\n<li>\u8bed\u6cd5\uff1aList list = Arrays.asList(T[] array); <\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] numbers = {1, 2, 3, 4, 5};\nList&lt;Integer&gt; numbersList = Arrays.asList(numbers);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<\/ul>\n<p><strong>2. \u4f7f\u7528 ArrayList \u6784\u9020\u51fd\u6570<\/strong><\/p>\n<ul>\n<li>\u53ef\u4ee5\u4f7f\u7528 ArrayList \u6784\u9020\u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u6570\u7ec4\u5143\u7d20\u7684\u65b0 ArrayList\u3002<\/li>\n<li>\u8bed\u6cd5\uff1aArrayList (T[] array); <\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>String[] names = {\"John\", \"Mary\", \"Bob\"};\nArrayList&lt;String&gt; namesList = new ArrayList&lt;&gt;(names);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<\/ul>\n<p><strong>\u6ce8\u610f\u4e8b\u9879\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528 Arrays.asList() \u65b9\u6cd5\u5f97\u5230\u7684\u5217\u8868\u662f\u4e0d\u53ef\u53d8\u7684\uff0c\u8fd9\u610f\u5473\u7740\u4e0d\u80fd\u5bf9\u5176\u8fdb\u884c\u4fee\u6539\u3002<\/li>\n<li>\u4f7f\u7528 ArrayList \u6784\u9020\u51fd\u6570\u521b\u5efa\u7684\u5217\u8868\u662f\u53ef\u53d8\u7684\uff0c\u53ef\u4ee5\u5bf9\u5176\u8fdb\u884c\u4fee\u6539\u3002<\/li>\n<li>\u5bf9\u4e8e\u5305\u542b\u57fa\u672c\u6570\u636e\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u5982 int[] \u6216 double[]\uff0c\u9700\u8981\u4f7f\u7528 Integer[] \u6216 Double[] \u7b49\u5305\u88c5\u5668\u7c7b\u6765\u8f6c\u6362\u6570\u7ec4\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava \u6570\u7ec4\u600e\u4e48\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\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>\u5c06 java \u6570\u7ec4\u6dfb\u52a0\u5230\u96c6\u5408\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528 arrays.aslist() \u65b9\u6cd5\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u4e0d\u53ef\u53d8\u5217\u8868\u3002\u4f7f\u7528 arraylist \u6784\u9020\u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u6570\u7ec4\u5143\u7d20\u7684\u65b0 arraylist\u3002 \u5982\u4f55\u5c06 Java \u6570\u7ec4\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d \u5c06 Java \u6570\u7ec4\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u4e3b\u8981\u65b9\u5f0f\uff1a 1. \u4f7f\u7528 Arrays.asList() \u65b9\u6cd5 \u8be5\u65b9\u6cd5\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u4e00\u4e2a\u4e0d\u53ef\u53d8\u5217\u8868\u3002 \u8bed\u6cd5\uff1aList list = Arrays.asList(T[] array); \u793a\u4f8b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] numbers = {1, 2, 3, 4, 5}; List&lt;Integer&gt; numbersList = Arrays.asList(numbers); \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528 ArrayList \u6784\u9020\u51fd\u6570 \u53ef\u4ee5\u4f7f\u7528 ArrayList \u6784\u9020\u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u6570\u7ec4\u5143\u7d20\u7684\u65b0 ArrayList\u3002 \u8bed\u6cd5\uff1aArrayList (T[] array); \u793a\u4f8b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b String[] names = [&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-64113","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64113","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=64113"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64113\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=64113"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=64113"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=64113"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}