{"id":66730,"date":"2025-05-03T11:30:03","date_gmt":"2025-05-03T03:30:03","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66730\/"},"modified":"2025-05-03T11:30:03","modified_gmt":"2025-05-03T03:30:03","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e6%89%93%e5%8d%b0%e6%95%b0%e7%bb%84%e4%b8%ad%e7%9a%84%e6%95%b0-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66730\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u6253\u5370\u6570\u7ec4\u4e2d\u7684\u6570"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u53ef\u4f7f\u7528\u4ee5\u4e0b\u65b9\u5f0f\u6253\u5370\u6570\u7ec4\u5143\u7d20\uff1a\u4f7f\u7528 for \u5faa\u73af\u9010\u4e2a\u904d\u5386\u5143\u7d20\uff0c\u7136\u540e\u6253\u5370\u6bcf\u4e2a\u5143\u7d20\uff1b\u4f7f\u7528 arrays.tostring() \u65b9\u6cd5\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u6253\u5370\uff1b\u4f7f\u7528 java 8 \u4e2d\u7684 stream api \u904d\u5386\u548c\u6253\u5370\u6570\u7ec4\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/16\/2024111620313461464.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u600e\u4e48\u6253\u5370\u6570\u7ec4\u4e2d\u7684\u6570\u63d2\u56fe\" alt=\"java\u4e2d\u600e\u4e48\u6253\u5370\u6570\u7ec4\u4e2d\u7684\u6570\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d\u6253\u5370\u6570\u7ec4\u5143\u7d20<\/strong><\/p>\n<p>\u8981\u6253\u5370 Java \u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 for \u5faa\u73af<\/strong><\/p>\n<p>\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 for \u5faa\u73af\u9010\u4e2a\u904d\u5386\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\uff0c\u7136\u540e\u6253\u5370\u6bcf\u4e2a\u5143\u7d20\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>\/\/ \u521b\u5efa\u6570\u7ec4\nint[] arr = {1, 2, 3, 4, 5};\n\n\/\/ \u4f7f\u7528 for \u5faa\u73af\u6253\u5370\u6570\u7ec4\u5143\u7d20\nfor (int i = 0; i &lt; arr.length; i++) {\n    System.out.println(arr[i]);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528 Arrays.toString() \u65b9\u6cd5<\/strong><\/p>\n<p>\u53e6\u4e00\u4e2a\u66f4\u7b80\u6d01\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 Arrays.toString() \u65b9\u6cd5\uff0c\u5b83\u8fd4\u56de\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u5305\u542b\u6570\u7ec4\u4e2d\u6240\u6709\u5143\u7d20\u7684\u5b57\u7b26\u4e32\u8868\u793a\u5f62\u5f0f\u3002<\/p>\n<pre>\/\/ \u521b\u5efa\u6570\u7ec4\nint[] arr = {1, 2, 3, 4, 5};\n\n\/\/ \u4f7f\u7528 Arrays.toString() \u65b9\u6cd5\u6253\u5370\u6570\u7ec4\u5143\u7d20\nString str = Arrays.toString(arr);\nSystem.out.println(str);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u4f7f\u7528 Stream API<\/strong><\/p>\n<p>Java 8 \u4e2d\u5f15\u5165\u4e86 Stream API\uff0c\u5b83\u63d0\u4f9b\u4e86\u66f4\u7b80\u6d01\u7684\u65b9\u5f0f\u6765\u904d\u5386\u548c\u64cd\u4f5c\u6570\u7ec4\u3002<\/p>\n<pre>\/\/ \u521b\u5efa\u6570\u7ec4\nint[] arr = {1, 2, 3, 4, 5};\n\n\/\/ \u4f7f\u7528 Stream API \u6253\u5370\u6570\u7ec4\u5143\u7d20\nArrays.stream(arr)\n    .forEach(System.out::println);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u6253\u5370\u6570\u7ec4\u4e2d\u7684\u6570\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\u53ef\u4f7f\u7528\u4ee5\u4e0b\u65b9\u5f0f\u6253\u5370\u6570\u7ec4\u5143\u7d20\uff1a\u4f7f\u7528 for \u5faa\u73af\u9010\u4e2a\u904d\u5386\u5143\u7d20\uff0c\u7136\u540e\u6253\u5370\u6bcf\u4e2a\u5143\u7d20\uff1b\u4f7f\u7528 arrays.tostring() \u65b9\u6cd5\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u6253\u5370\uff1b\u4f7f\u7528 java 8 \u4e2d\u7684 stream api \u904d\u5386\u548c\u6253\u5370\u6570\u7ec4\u5143\u7d20\u3002 Java \u4e2d\u6253\u5370\u6570\u7ec4\u5143\u7d20 \u8981\u6253\u5370 Java \u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a 1. \u4f7f\u7528 for \u5faa\u73af \u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 for \u5faa\u73af\u9010\u4e2a\u904d\u5386\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\uff0c\u7136\u540e\u6253\u5370\u6bcf\u4e2a\u5143\u7d20\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \/\/ \u521b\u5efa\u6570\u7ec4 int[] arr = {1, 2, 3, 4, 5}; \/\/ \u4f7f\u7528 for \u5faa\u73af\u6253\u5370\u6570\u7ec4\u5143\u7d20 for (int i = 0; i &lt; arr.length; i++) { System.out.println(arr[i]); } \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528 Arrays.toString() [&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-66730","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66730","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=66730"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66730\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66730"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66730"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66730"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}