{"id":66971,"date":"2025-05-03T11:25:29","date_gmt":"2025-05-03T03:25:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66971\/"},"modified":"2025-05-03T11:25:29","modified_gmt":"2025-05-03T03:25:29","slug":"java%e6%80%8e%e4%b9%88%e6%8a%8a%e4%b8%80%e4%b8%aa%e6%95%b0%e7%bb%84%e8%be%93%e5%87%ba%e6%9d%a5-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66971\/","title":{"rendered":"java\u600e\u4e48\u628a\u4e00\u4e2a\u6570\u7ec4\u8f93\u51fa\u6765"},"content":{"rendered":"<blockquote><p>\n  \u6709\u56db\u79cd\u65b9\u6cd5\u53ef\u4ee5\u8f93\u51fa java \u6570\u7ec4\uff1aarrays.tostring()\u3001\u5faa\u73af\u3001\u81ea\u5b9a\u4e49\u683c\u5f0f\u548c\u5904\u7406\u5d4c\u5957\u6570\u7ec4\uff0c\u901a\u8fc7\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u8f93\u51fa\u4e00\u7ef4\u6216\u591a\u7ef4\u6570\u7ec4\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111721211964995.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u628a\u4e00\u4e2a\u6570\u7ec4\u8f93\u51fa\u6765\u63d2\u56fe\" alt=\"java\u600e\u4e48\u628a\u4e00\u4e2a\u6570\u7ec4\u8f93\u51fa\u6765\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u4f7f\u7528 Java \u8f93\u51fa\u6570\u7ec4<\/strong><\/p>\n<p><strong>\u76f4\u63a5\u8f93\u51fa\uff1a<\/strong><\/p>\n<p>\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 Arrays.toString() \u65b9\u6cd5\uff0c\u5b83\u5c06\u6570\u7ec4\u8f6c\u5316\u4e3a\u5b57\u7b26\u4e32\u5e76\u8f93\u51fa\u3002<\/p>\n<pre>int[] numbers = {1, 2, 3, 4, 5};\nSystem.out.println(Arrays.toString(numbers)); \/\/ \u8f93\u51fa\uff1a[1, 2, 3, 4, 5]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f7f\u7528\u5faa\u73af\uff1a<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528 for \u5faa\u73af\u6216 enhanced for \u5faa\u73af\u9010\u4e2a\u8f93\u51fa\u6570\u7ec4\u5143\u7d20\u3002<\/p>\n<pre>for (int number : numbers) {\n    System.out.print(number + \" \"); \/\/ \u8f93\u51fa\uff1a1 2 3 4 5\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<pre>for (int i = 0; i &lt; numbers.length; i++) {\n    System.out.print(numbers[i] + \" \"); \/\/ \u8f93\u51fa\uff1a1 2 3 4 5\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f7f\u7528\u81ea\u5b9a\u4e49\u683c\u5f0f\uff1a<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528 String.format() \u65b9\u6cd5\u8f93\u51fa\u6570\u7ec4\u5143\u7d20\uff0c\u5e76\u6307\u5b9a\u81ea\u5b9a\u4e49\u683c\u5f0f\u3002\u4f8b\u5982\uff0c\u8981\u5c06\u6570\u7ec4\u8f93\u51fa\u4e3a\u9017\u53f7\u5206\u9694\u7684\u5217\u8868\uff1a<\/p>\n<pre>String separator = \", \";\nString output = String.format(\"[%s]\", String.join(separator, Arrays.toString(numbers).substring(1, numbers.length - 1)));\nSystem.out.println(output); \/\/ \u8f93\u51fa\uff1a[1, 2, 3, 4, 5]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u5904\u7406\u5d4c\u5957\u6570\u7ec4\uff1a<\/strong><\/p>\n<p>\u5bf9\u4e8e\u5d4c\u5957\u6570\u7ec4\uff0c\u53ef\u4ee5\u9012\u5f52\u5730\u4f7f\u7528\u4e0a\u8ff0\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u8f93\u51fa\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/p>\n<pre>int[][] matrix = {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}};\nfor (int[] row : matrix) {\n    System.out.println(Arrays.toString(row));\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre>[1, 2, 3]\n[4, 5, 6]\n[7, 8, 9]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u628a\u4e00\u4e2a\u6570\u7ec4\u8f93\u51fa\u6765\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>\u6709\u56db\u79cd\u65b9\u6cd5\u53ef\u4ee5\u8f93\u51fa java \u6570\u7ec4\uff1aarrays.tostring()\u3001\u5faa\u73af\u3001\u81ea\u5b9a\u4e49\u683c\u5f0f\u548c\u5904\u7406\u5d4c\u5957\u6570\u7ec4\uff0c\u901a\u8fc7\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u8f93\u51fa\u4e00\u7ef4\u6216\u591a\u7ef4\u6570\u7ec4\u3002 \u5982\u4f55\u4f7f\u7528 Java \u8f93\u51fa\u6570\u7ec4 \u76f4\u63a5\u8f93\u51fa\uff1a \u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 Arrays.toString() \u65b9\u6cd5\uff0c\u5b83\u5c06\u6570\u7ec4\u8f6c\u5316\u4e3a\u5b57\u7b26\u4e32\u5e76\u8f93\u51fa\u3002 int[] numbers = {1, 2, 3, 4, 5}; System.out.println(Arrays.toString(numbers)); \/\/ \u8f93\u51fa\uff1a[1, 2, 3, 4, 5] \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u5faa\u73af\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528 for \u5faa\u73af\u6216 enhanced for \u5faa\u73af\u9010\u4e2a\u8f93\u51fa\u6570\u7ec4\u5143\u7d20\u3002 for (int number : numbers) { System.out.print(number + &#8221; &#8220;); \/\/ \u8f93\u51fa\uff1a1 2 3 4 5 } \u767b\u5f55\u540e\u590d\u5236 for (int i [&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-66971","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66971","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=66971"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66971\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66971"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66971"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}