{"id":35541,"date":"2024-11-26T13:30:54","date_gmt":"2024-11-26T05:30:54","guid":{"rendered":"https:\/\/fwq.ai\/blog\/35541\/"},"modified":"2024-11-26T13:30:54","modified_gmt":"2024-11-26T05:30:54","slug":"java%e6%80%8e%e4%b9%88%e8%b0%83%e7%94%a8%e4%b8%a4%e4%b8%aa%e6%95%b0%e7%bb%84%e7%9a%84%e5%86%85%e5%ae%b9","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/35541\/","title":{"rendered":"java\u600e\u4e48\u8c03\u7528\u4e24\u4e2a\u6570\u7ec4\u7684\u5185\u5bb9"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u8c03\u7528\u6570\u7ec4\u5185\u5bb9\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u76f4\u63a5\u8bbf\u95ee\u5143\u7d20\u3001\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u3001\u5faa\u73af\u904d\u5386\u6570\u7ec4\uff0c\u4ee5\u53ca\u5229\u7528\u7b2c\u4e09\u65b9\u5e93\uff08\u5982 apache commons lang \u7684 arrayutils \u7c7b\uff09\u4e2d\u7684\u4fbf\u6377\u65b9\u6cd5\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/04\/2024110405301713610.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u8c03\u7528\u4e24\u4e2a\u6570\u7ec4\u7684\u5185\u5bb9\u63d2\u56fe\" alt=\"java\u600e\u4e48\u8c03\u7528\u4e24\u4e2a\u6570\u7ec4\u7684\u5185\u5bb9\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u8c03\u7528\u4e24\u4e2a\u6570\u7ec4\u7684\u5185\u5bb9<\/strong><\/p>\n<p>Java \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u8c03\u7528\u4e24\u4e2a\u6570\u7ec4\u7684\u5185\u5bb9\uff1a<\/p>\n<p><strong>1. \u76f4\u63a5\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20<\/strong><\/p>\n<pre>int[] arr1 = {1, 2, 3};\nint[] arr2 = {4, 5, 6};\n\n\/\/ \u83b7\u53d6 arr1 \u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\nint element1 = arr1[0];\n\n\/\/ \u66f4\u6539 arr2 \u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\narr2[2] = 10;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528\u6570\u7ec4\u7d22\u5f15<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] arr1 = {1, 2, 3};\nint[] arr2 = {4, 5, 6};\n\nint index = 2;\n\n\/\/ \u83b7\u53d6 arr1 \u7684\u6307\u5b9a\u5143\u7d20\nint element1 = arr1[index];\n\n\/\/ \u66f4\u6539 arr2 \u7684\u6307\u5b9a\u5143\u7d20\narr2[index] = 10;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u4f7f\u7528\u5faa\u73af\u904d\u5386\u6570\u7ec4<\/strong><\/p>\n<pre>int[] arr1 = {1, 2, 3};\nint[] arr2 = {4, 5, 6};\n\n\/\/ \u904d\u5386 arr1 \u5e76\u8f93\u51fa\u5143\u7d20\nfor (int element : arr1) {\n    System.out.println(element);\n}\n\n\/\/ \u904d\u5386 arr2 \u5e76\u66f4\u6539\u5143\u7d20\nfor (int i = 0; i &lt; arr2.length; i++) {\n    arr2[i] *= 2;\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>4. \u4f7f\u7528\u7b2c\u4e09\u65b9\u51fd\u6570\u5e93<\/strong><br \/>Java \u4e2d\u8fd8\u6709\u4e00\u4e9b\u5e93\u63d0\u4f9b\u4e86\u8bbf\u95ee\u6570\u7ec4\u7684\u4fbf\u6377\u65b9\u6cd5\u3002\u4f8b\u5982\uff0cApache Commons Lang \u4e2d\u7684 ArrayUtils \u7c7b\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li>ArrayUtils.contns()\uff1a\u68c0\u67e5\u6570\u7ec4\u4e2d\u662f\u5426\u5305\u542b\u6307\u5b9a\u5143\u7d20<\/li>\n<li>ArrayUtils.indexOf()\uff1a\u8fd4\u56de\u6307\u5b9a\u5143\u7d20\u5728\u6570\u7ec4\u4e2d\u7684\u7d22\u5f15<\/li>\n<li>ArrayUtils.sort()\uff1a\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u8c03\u7528\u4e24\u4e2a\u6570\u7ec4\u7684\u5185\u5bb9\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>java \u4e2d\u8c03\u7528\u6570\u7ec4\u5185\u5bb9\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u76f4\u63a5\u8bbf\u95ee\u5143\u7d20\u3001\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u3001\u5faa\u73af\u904d\u5386\u6570\u7ec4\uff0c\u4ee5\u53ca\u5229\u7528\u7b2c\u4e09\u65b9\u5e93\uff08\u5982 apache commons lang \u7684 arrayutils \u7c7b\uff09\u4e2d\u7684\u4fbf\u6377\u65b9\u6cd5\u3002 Java \u8c03\u7528\u4e24\u4e2a\u6570\u7ec4\u7684\u5185\u5bb9 Java \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u8c03\u7528\u4e24\u4e2a\u6570\u7ec4\u7684\u5185\u5bb9\uff1a 1. \u76f4\u63a5\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20 int[] arr1 = {1, 2, 3}; int[] arr2 = {4, 5, 6}; \/\/ \u83b7\u53d6 arr1 \u7684\u7b2c\u4e00\u4e2a\u5143\u7d20 int element1 = arr1[0]; \/\/ \u66f4\u6539 arr2 \u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20 arr2[2] = 10; \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528\u6570\u7ec4\u7d22\u5f15 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] arr1 = {1, 2, 3}; int[] arr2 = {4, [&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-35541","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/35541","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=35541"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/35541\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=35541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=35541"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=35541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}