{"id":65935,"date":"2025-05-03T16:51:29","date_gmt":"2025-05-03T08:51:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65935\/"},"modified":"2025-05-03T16:51:29","modified_gmt":"2025-05-03T08:51:29","slug":"%e5%9c%a8java%e4%b8%ad%e6%95%b0%e7%bb%84%e5%8d%87%e5%ba%8f%e6%80%8e%e4%b9%88%e6%89%93-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65935\/","title":{"rendered":"\u5728java\u4e2d\u6570\u7ec4\u5347\u5e8f\u600e\u4e48\u6253"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u5bf9\u6570\u7ec4\u8fdb\u884c\u5347\u5e8f\u6392\u5e8f\u6709\u4ee5\u4e0b\u65b9\u6cd5\uff1a\u4f7f\u7528 arrays.sort() \u65b9\u6cd5\uff0c\u5b83\u4f1a\u5c31\u5730\u4fee\u6539\u6570\u7ec4\u8fdb\u884c\u5347\u5e8f\u6392\u5e8f\u3002\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a list \u96c6\u5408\u540e\uff0c\u4f7f\u7528 collections.sort() \u65b9\u6cd5\u5bf9\u96c6\u5408\u5143\u7d20\u8fdb\u884c\u6392\u5e8f\u3002\u5229\u7528 lambda \u8868\u8fbe\u5f0f\u5b9a\u4e49\u6bd4\u8f83\u5668\u51fd\u6570\uff0c\u4f5c\u4e3a arrays.sort() \u65b9\u6cd5\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4f20\u9012\u3002\u4f7f\u7528\u9009\u62e9\u6392\u5e8f\u7b97\u6cd5\uff0c\u4f9d\u6b21\u67e5\u627e\u5269\u4f59\u5143\u7d20\u4e2d\u7684\u6700\u5927\u503c\u5e76\u4e0e\u5176\u6240\u5728\u4f4d\u7f6e\u8fdb\u884c\u4ea4\u6362\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111316280490730.jpg\" class=\"aligncenter\" title=\"\u5728java\u4e2d\u6570\u7ec4\u5347\u5e8f\u600e\u4e48\u6253\u63d2\u56fe\" alt=\"\u5728java\u4e2d\u6570\u7ec4\u5347\u5e8f\u600e\u4e48\u6253\u63d2\u56fe\" \/><\/p>\n<h2>Java \u4e2d\u6570\u7ec4\u5347\u5e8f\u6392\u5e8f<\/h2>\n<p><strong>\u95ee\u9898\uff1a\u5982\u4f55\u5728 Java \u4e2d\u5bf9\u6570\u7ec4\u8fdb\u884c\u5347\u5e8f\u6392\u5e8f\uff1f<\/strong><\/p>\n<p><strong>\u56de\u7b54\uff1a<\/strong>Java \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u5bf9\u6570\u7ec4\u8fdb\u884c\u5347\u5e8f\u6392\u5e8f\uff0c\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u5305\u62ec\uff1a<\/p>\n<h3>1. Arrays.sort() \u65b9\u6cd5<\/h3>\n<pre>int[] array = {5, 2, 8, 1, 4};\nArrays.sort(array);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>sort() \u65b9\u6cd5\u4f1a\u5c31\u5730\u4fee\u6539\u539f\u6570\u7ec4\uff0c\u5c06\u5176\u4e2d\u7684\u5143\u7d20\u6309\u7167\u5347\u5e8f\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<h3>2. Collections.sort() \u65b9\u6cd5<\/h3>\n<pre>List&lt;Integer&gt; list = Arrays.asList(5, 2, 8, 1, 4);\nCollections.sort(list);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5982\u679c\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a List \u96c6\u5408\uff0c\u53ef\u4ee5\u4f7f\u7528 Collections.sort() \u65b9\u6cd5\u5bf9\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<h3>3. \u4f7f\u7528 lambda \u8868\u8fbe\u5f0f<\/h3>\n<pre>Arrays.sort(array, (a, b) -&gt; a - b);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f7f\u7528 lambda \u8868\u8fbe\u5f0f\u53ef\u4ee5\u5b9a\u4e49\u6bd4\u8f83\u5668\u51fd\u6570\uff0c\u5e76\u4f5c\u4e3a sort() \u65b9\u6cd5\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4f20\u9012\u3002<\/p>\n<h3>\u9009\u62e9\u6392\u5e8f<\/h3>\n<p>\u9009\u62e9\u6392\u5e8f\u662f\u4e00\u79cd\u7b80\u5355\u6709\u6548\u7684\u6392\u5e8f\u7b97\u6cd5\uff0c\u901a\u8fc7\u4f9d\u6b21\u627e\u51fa\u5269\u4f59\u5143\u7d20\u4e2d\u6700\u5927\u7684\u5143\u7d20\u5e76\u5c06\u5176\u4ea4\u6362\u5230\u5f53\u524d\u4f4d\u7f6e\u6765\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<pre>for (int i = 0; i &lt; array.length - 1; i++) {\n    int min = i;\n    for (int j = i + 1; j &lt; array.length; j++) {\n        if (array[j] &lt; array[min]) {\n            min = j;\n        }\n    }\n    int temp = array[i];\n    array[i] = array[min];\n    array[min] = temp;\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u8fd9\u4e9b\u65b9\u6cd5\u90fd\u5047\u5b9a\u6570\u7ec4\u5305\u542b\u53ef\u6bd4\u8f83\u7684\u5143\u7d20\uff08\u5373\u5b9e\u73b0 Comparable \u63a5\u53e3\uff09\u3002<\/li>\n<li>\u4f7f\u7528 Arrays.sort() \u65f6\uff0c\u4e0d\u8981\u4fee\u6539\u6570\u7ec4\u7684\u957f\u5ea6\uff0c\u56e0\u4e3a\u8fd9\u4f1a\u5f15\u53d1 ArrayIndexOutOfBoundsException \u5f02\u5e38\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5728java\u4e2d\u6570\u7ec4\u5347\u5e8f\u600e\u4e48\u6253\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>java \u4e2d\u5bf9\u6570\u7ec4\u8fdb\u884c\u5347\u5e8f\u6392\u5e8f\u6709\u4ee5\u4e0b\u65b9\u6cd5\uff1a\u4f7f\u7528 arrays.sort() \u65b9\u6cd5\uff0c\u5b83\u4f1a\u5c31\u5730\u4fee\u6539\u6570\u7ec4\u8fdb\u884c\u5347\u5e8f\u6392\u5e8f\u3002\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a list \u96c6\u5408\u540e\uff0c\u4f7f\u7528 collections.sort() \u65b9\u6cd5\u5bf9\u96c6\u5408\u5143\u7d20\u8fdb\u884c\u6392\u5e8f\u3002\u5229\u7528 lambda \u8868\u8fbe\u5f0f\u5b9a\u4e49\u6bd4\u8f83\u5668\u51fd\u6570\uff0c\u4f5c\u4e3a arrays.sort() \u65b9\u6cd5\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4f20\u9012\u3002\u4f7f\u7528\u9009\u62e9\u6392\u5e8f\u7b97\u6cd5\uff0c\u4f9d\u6b21\u67e5\u627e\u5269\u4f59\u5143\u7d20\u4e2d\u7684\u6700\u5927\u503c\u5e76\u4e0e\u5176\u6240\u5728\u4f4d\u7f6e\u8fdb\u884c\u4ea4\u6362\u3002 Java \u4e2d\u6570\u7ec4\u5347\u5e8f\u6392\u5e8f \u95ee\u9898\uff1a\u5982\u4f55\u5728 Java \u4e2d\u5bf9\u6570\u7ec4\u8fdb\u884c\u5347\u5e8f\u6392\u5e8f\uff1f \u56de\u7b54\uff1aJava \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u5bf9\u6570\u7ec4\u8fdb\u884c\u5347\u5e8f\u6392\u5e8f\uff0c\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u5305\u62ec\uff1a 1. Arrays.sort() \u65b9\u6cd5 int[] array = {5, 2, 8, 1, 4}; Arrays.sort(array); \u767b\u5f55\u540e\u590d\u5236 sort() \u65b9\u6cd5\u4f1a\u5c31\u5730\u4fee\u6539\u539f\u6570\u7ec4\uff0c\u5c06\u5176\u4e2d\u7684\u5143\u7d20\u6309\u7167\u5347\u5e8f\u8fdb\u884c\u6392\u5e8f\u3002 2. Collections.sort() \u65b9\u6cd5 List&lt;Integer&gt; list = Arrays.asList(5, 2, 8, 1, 4); Collections.sort(list); \u767b\u5f55\u540e\u590d\u5236 \u5982\u679c\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a List \u96c6\u5408\uff0c\u53ef\u4ee5\u4f7f\u7528 Collections.sort() \u65b9\u6cd5\u5bf9\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u8fdb\u884c\u6392\u5e8f\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b 3. \u4f7f\u7528 [&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-65935","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65935","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=65935"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65935\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65935"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65935"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65935"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}