{"id":37241,"date":"2024-11-26T09:09:18","date_gmt":"2024-11-26T01:09:18","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37241\/"},"modified":"2024-11-26T09:09:18","modified_gmt":"2024-11-26T01:09:18","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e6%8e%a5%e6%94%b6%e6%95%b0%e7%bb%84%e5%85%83%e7%b4%a0","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37241\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u63a5\u6536\u6570\u7ec4\u5143\u7d20"},"content":{"rendered":"<blockquote><p>\n  \u6709\u4e24\u79cd\u63a5\u6536 java \u6570\u7ec4\u5143\u7d20\u7684\u65b9\u6cd5\uff1a1. \u901a\u8fc7\u6570\u7ec4\u4e0b\u6807\u8bbf\u95ee\u7279\u5b9a\u5143\u7d20\uff1b2. \u4f7f\u7528 foreach \u5faa\u73af\u904d\u5386\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111302571569442.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u600e\u4e48\u63a5\u6536\u6570\u7ec4\u5143\u7d20\u63d2\u56fe\" alt=\"java\u4e2d\u600e\u4e48\u63a5\u6536\u6570\u7ec4\u5143\u7d20\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u4e2d\u63a5\u6536\u6570\u7ec4\u5143\u7d20<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u53ef\u4ee5\u63a5\u6536\u6570\u7ec4\u7684\u5143\u7d20\uff1a<\/p>\n<p><strong>1. \u901a\u8fc7\u6570\u7ec4\u4e0b\u6807<\/strong><\/p>\n<p>\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u6570\u7ec4\u4e0b\u6807\u6765\u8bbf\u95ee\u6570\u7ec4\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u4e00\u4e2a\u540d\u4e3a numbers \u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u8bbf\u95ee\u5176\u7b2c i \u4e2a\u5143\u7d20\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int element = numbers[i];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0ci \u662f\u4e00\u4e2a\u6574\u6570\uff0c\u8868\u793a\u8981\u8bbf\u95ee\u7684\u5143\u7d20\u5728\u6570\u7ec4\u4e2d\u7684\u4f4d\u7f6e\u3002<\/p>\n<p><strong>2. \u901a\u8fc7 foreach \u5faa\u73af<\/strong><\/p>\n<p>foreach \u5faa\u73af\u63d0\u4f9b\u4e86\u4e00\u79cd\u904d\u5386\u6570\u7ec4\u4e2d\u6240\u6709\u5143\u7d20\u7684\u4fbf\u6377\u65b9\u5f0f\u3002\u5b83\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n<pre>for (int element : numbers) {\n    \/\/ \u5728\u6b64\u5904\u64cd\u4f5c element\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6b64\u5faa\u73af\u4f1a\u81ea\u52a8\u904d\u5386\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u4e00\u4e2a\u63a5\u4e00\u4e2a\u5730\u5206\u914d\u7ed9 element \u53d8\u91cf\u3002<\/p>\n<p><strong>\u63a5\u6536\u6570\u7ec4\u5143\u7d20\u7684\u793a\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u8fd9\u4e24\u79cd\u65b9\u6cd5\u63a5\u6536\u6570\u7ec4\u5143\u7d20\uff1a<\/p>\n<pre>\/\/ \u4f7f\u7528\u6570\u7ec4\u4e0b\u6807\nint[] numbers = {1, 2, 3, 4, 5};\nint firstElement = numbers[0]; \/\/ \u83b7\u53d6\u7b2c\u4e00\u4e2a\u5143\u7d20\n\n\/\/ \u4f7f\u7528 foreach \u5faa\u73af\nfor (int element : numbers) {\n    System.out.println(element); \/\/ \u6253\u5370\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u63a5\u6536\u6570\u7ec4\u5143\u7d20\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>\u6709\u4e24\u79cd\u63a5\u6536 java \u6570\u7ec4\u5143\u7d20\u7684\u65b9\u6cd5\uff1a1. \u901a\u8fc7\u6570\u7ec4\u4e0b\u6807\u8bbf\u95ee\u7279\u5b9a\u5143\u7d20\uff1b2. \u4f7f\u7528 foreach \u5faa\u73af\u904d\u5386\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002 \u5982\u4f55\u5728 Java \u4e2d\u63a5\u6536\u6570\u7ec4\u5143\u7d20 \u5728 Java \u4e2d\uff0c\u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u53ef\u4ee5\u63a5\u6536\u6570\u7ec4\u7684\u5143\u7d20\uff1a 1. \u901a\u8fc7\u6570\u7ec4\u4e0b\u6807 \u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u6570\u7ec4\u4e0b\u6807\u6765\u8bbf\u95ee\u6570\u7ec4\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u4e00\u4e2a\u540d\u4e3a numbers \u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u8bbf\u95ee\u5176\u7b2c i \u4e2a\u5143\u7d20\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int element = numbers[i]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0ci \u662f\u4e00\u4e2a\u6574\u6570\uff0c\u8868\u793a\u8981\u8bbf\u95ee\u7684\u5143\u7d20\u5728\u6570\u7ec4\u4e2d\u7684\u4f4d\u7f6e\u3002 2. \u901a\u8fc7 foreach \u5faa\u73af foreach \u5faa\u73af\u63d0\u4f9b\u4e86\u4e00\u79cd\u904d\u5386\u6570\u7ec4\u4e2d\u6240\u6709\u5143\u7d20\u7684\u4fbf\u6377\u65b9\u5f0f\u3002\u5b83\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a for (int element : numbers) { \/\/ \u5728\u6b64\u5904\u64cd\u4f5c element } \u767b\u5f55\u540e\u590d\u5236 \u6b64\u5faa\u73af\u4f1a\u81ea\u52a8\u904d\u5386\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u4e00\u4e2a\u63a5\u4e00\u4e2a\u5730\u5206\u914d\u7ed9 element \u53d8\u91cf\u3002 \u63a5\u6536\u6570\u7ec4\u5143\u7d20\u7684\u793a\u4f8b \u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u8fd9\u4e24\u79cd\u65b9\u6cd5\u63a5\u6536\u6570\u7ec4\u5143\u7d20\uff1a \/\/ \u4f7f\u7528\u6570\u7ec4\u4e0b\u6807 int[] numbers = [&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-37241","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37241","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=37241"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37241\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37241"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37241"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37241"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}