{"id":36858,"date":"2024-11-26T17:33:46","date_gmt":"2024-11-26T09:33:46","guid":{"rendered":"https:\/\/fwq.ai\/blog\/36858\/"},"modified":"2024-11-26T17:33:46","modified_gmt":"2024-11-26T09:33:46","slug":"java%e5%8f%8d%e8%bd%ac%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/36858\/","title":{"rendered":"java\u53cd\u8f6c\u6570\u7ec4\u600e\u4e48"},"content":{"rendered":"<blockquote><p>\n  \u53cd\u8f6c java \u6570\u7ec4\u6709\u4e09\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528 collections.reverse() \u65b9\u6cd5\uff08\u9002\u7528\u4e8e\u57fa\u672c\u6570\u636e\u7c7b\u578b\u6570\u7ec4\uff09\u3001\u4f7f\u7528 arrays.sort() \u65b9\u6cd5\uff08\u9002\u7528\u4e8e\u5bf9\u8c61\u6570\u7ec4\uff09\u548c\u4f7f\u7528\u5faa\u73af\uff08\u9002\u7528\u4e8e\u4efb\u4f55\u7c7b\u578b\u6570\u7ec4\uff09\u3002\u6ce8\u610f\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u90fd\u4f1a\u4fee\u6539\u539f\u59cb\u6570\u7ec4\uff0c\u4e0d\u4f1a\u8fd4\u56de\u65b0\u6570\u7ec4\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/12\/2024111220305156093.jpg\" class=\"aligncenter\" title=\"java\u53cd\u8f6c\u6570\u7ec4\u600e\u4e48\u63d2\u56fe\" alt=\"java\u53cd\u8f6c\u6570\u7ec4\u600e\u4e48\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u53cd\u8f6c Java \u6570\u7ec4\uff1f<\/strong><\/p>\n<p>\u53cd\u8f6c Java \u6570\u7ec4\u6709\u51e0\u79cd\u65b9\u6cd5\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 Collections.reverse() \u65b9\u6cd5<\/strong><\/p>\n<p>\u5bf9\u4e8e\u5305\u542b\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff08\u5982 int[]\uff09\u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528 Collections.reverse() \u65b9\u6cd5\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] arr = {1, 2, 3, 4, 5};\nCollections.reverse(arr);  \/\/ \u53cd\u8f6c\u6570\u7ec4<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528 Arrays.sort() \u65b9\u6cd5\uff08\u5e26\u81ea\u5b9a\u4e49\u6bd4\u8f83\u5668\uff09<\/strong><\/p>\n<p>\u5bf9\u4e8e\u5305\u542b\u5bf9\u8c61\uff08\u5982 String[]\uff09\u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528 Arrays.sort() \u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e2a\u81ea\u5b9a\u4e49\u6bd4\u8f83\u5668\u6765\u5b9e\u73b0\u53cd\u8f6c\uff1a<\/p>\n<pre>String[] arr = {\"a\", \"b\", \"c\", \"d\", \"e\"};\nArrays.sort(arr, Collections.reverseOrder());  \/\/ \u53cd\u8f6c\u6570\u7ec4<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u4f7f\u7528\u5faa\u73af<\/strong><\/p>\n<p>\u5bf9\u4e8e\u4efb\u4f55\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u90fd\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u4ea4\u6362\u6570\u7ec4\u5143\u7d20\uff1a<\/p>\n<pre>int[] arr = {1, 2, 3, 4, 5};\nint start = 0;\nint end = arr.length - 1;\n\nwhile (start &lt; end) {\n    int temp = arr[start];  \/\/ \u4e34\u65f6\u53d8\u91cf\u5b58\u50a8\u8d77\u70b9\u5143\u7d20\n    arr[start] = arr[end];  \/\/ \u7528\u7ec8\u70b9\u5143\u7d20\u8986\u76d6\u8d77\u70b9\u5143\u7d20\n    arr[end] = temp;  \/\/ \u7528\u4e34\u65f6\u53d8\u91cf\u8986\u76d6\u7ec8\u70b9\u5143\u7d20\n    start++;\n    end--;\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u4ee5\u4e0a\u65b9\u6cd5\u90fd\u4f1a\u76f4\u63a5\u4fee\u6539\u539f\u59cb\u6570\u7ec4\uff0c\u4e0d\u4f1a\u8fd4\u56de\u65b0\u6570\u7ec4\u3002<\/li>\n<li>\u5bf9\u4e8e\u5927\u578b\u6570\u7ec4\uff0c\u5faa\u73af\u65b9\u6cd5\u53ef\u80fd\u6bd4\u5176\u4ed6\u65b9\u6cd5\u66f4\u6709\u6548\u7387\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u53cd\u8f6c\u6570\u7ec4\u600e\u4e48\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>\u53cd\u8f6c java \u6570\u7ec4\u6709\u4e09\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528 collections.reverse() \u65b9\u6cd5\uff08\u9002\u7528\u4e8e\u57fa\u672c\u6570\u636e\u7c7b\u578b\u6570\u7ec4\uff09\u3001\u4f7f\u7528 arrays.sort() \u65b9\u6cd5\uff08\u9002\u7528\u4e8e\u5bf9\u8c61\u6570\u7ec4\uff09\u548c\u4f7f\u7528\u5faa\u73af\uff08\u9002\u7528\u4e8e\u4efb\u4f55\u7c7b\u578b\u6570\u7ec4\uff09\u3002\u6ce8\u610f\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u90fd\u4f1a\u4fee\u6539\u539f\u59cb\u6570\u7ec4\uff0c\u4e0d\u4f1a\u8fd4\u56de\u65b0\u6570\u7ec4\u3002 \u5982\u4f55\u53cd\u8f6c Java \u6570\u7ec4\uff1f \u53cd\u8f6c Java \u6570\u7ec4\u6709\u51e0\u79cd\u65b9\u6cd5\uff1a 1. \u4f7f\u7528 Collections.reverse() \u65b9\u6cd5 \u5bf9\u4e8e\u5305\u542b\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff08\u5982 int[]\uff09\u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528 Collections.reverse() \u65b9\u6cd5\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] arr = {1, 2, 3, 4, 5}; Collections.reverse(arr); \/\/ \u53cd\u8f6c\u6570\u7ec4 \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528 Arrays.sort() \u65b9\u6cd5\uff08\u5e26\u81ea\u5b9a\u4e49\u6bd4\u8f83\u5668\uff09 \u5bf9\u4e8e\u5305\u542b\u5bf9\u8c61\uff08\u5982 String[]\uff09\u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528 Arrays.sort() \u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e2a\u81ea\u5b9a\u4e49\u6bd4\u8f83\u5668\u6765\u5b9e\u73b0\u53cd\u8f6c\uff1a String[] arr = {&#8220;a&#8221;, &#8220;b&#8221;, &#8220;c&#8221;, &#8220;d&#8221;, &#8220;e&#8221;}; Arrays.sort(arr, Collections.reverseOrder()); \/\/ \u53cd\u8f6c\u6570\u7ec4 \u767b\u5f55\u540e\u590d\u5236 [&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-36858","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/36858","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=36858"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/36858\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=36858"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=36858"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=36858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}