{"id":38835,"date":"2024-11-26T15:28:38","date_gmt":"2024-11-26T07:28:38","guid":{"rendered":"https:\/\/fwq.ai\/blog\/38835\/"},"modified":"2024-11-26T15:28:38","modified_gmt":"2024-11-26T07:28:38","slug":"java%e8%be%93%e5%87%ba%e6%95%b0%e7%bb%84%e4%b8%ad%e7%9a%84%e6%95%b0%e6%8d%ae%e6%80%8e%e4%b9%88%e5%86%99","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/38835\/","title":{"rendered":"java\u8f93\u51fa\u6570\u7ec4\u4e2d\u7684\u6570\u636e\u600e\u4e48\u5199"},"content":{"rendered":"<blockquote><p>\n  \u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u8f93\u51fa java \u6570\u7ec4\u4e2d\u7684\u6570\u636e\uff1a\u4f7f\u7528 arrays.tostring() \u65b9\u6cd5\u4f7f\u7528 for \u5faa\u73af\u4f7f\u7528 system.out.print() \u65b9\u6cd5\u4f7f\u7528 stringbuilder\u4f7f\u7528 string.join() \u65b9\u6cd5\uff08java 8 \u53ca\u66f4\u9ad8\u7248\u672c\uff09\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111507101050151.jpg\" class=\"aligncenter\" title=\"java\u8f93\u51fa\u6570\u7ec4\u4e2d\u7684\u6570\u636e\u600e\u4e48\u5199\u63d2\u56fe\" alt=\"java\u8f93\u51fa\u6570\u7ec4\u4e2d\u7684\u6570\u636e\u600e\u4e48\u5199\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u8f93\u51fa Java \u6570\u7ec4\u4e2d\u7684\u6570\u636e<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u8f93\u51fa\u6570\u7ec4\u4e2d\u7684\u6570\u636e\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 Arrays.toString() \u65b9\u6cd5<\/strong><\/p>\n<pre>int[] numbers = {1, 2, 3, 4, 5};\nSystem.out.println(Arrays.toString(numbers)); \/\/ \u8f93\u51fa: [1, 2, 3, 4, 5]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528 for \u5faa\u73af<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] numbers = {1, 2, 3, 4, 5};\nfor (int number : numbers) {\n    System.out.println(number); \/\/ \u8f93\u51fa: 1 2 3 4 5\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u4f7f\u7528 System.out.print() \u65b9\u6cd5<\/strong><\/p>\n<pre>int[] numbers = {1, 2, 3, 4, 5};\nfor (int i = 0; i &lt; numbers.length; i++) {\n    System.out.print(numbers[i] + \" \"); \/\/ \u8f93\u51fa: 1 2 3 4 5\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>4. \u4f7f\u7528 StringBuilder<\/strong><\/p>\n<pre>int[] numbers = {1, 2, 3, 4, 5};\nStringBuilder sb = new StringBuilder();\nfor (int number : numbers) {\n    sb.append(number).append(\" \");\n}\nSystem.out.println(sb.toString()); \/\/ \u8f93\u51fa: 1 2 3 4 5<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>5. \u4f7f\u7528 String.join() \u65b9\u6cd5\uff08Java 8 \u53ca\u66f4\u9ad8\u7248\u672c\uff09<\/strong><\/p>\n<pre>int[] numbers = {1, 2, 3, 4, 5};\nString output = String.join(\" \", IntStream.of(numbers).mapToObj(String::valueOf).toArray());\nSystem.out.println(output); \/\/ \u8f93\u51fa: 1 2 3 4 5<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u8f93\u51fa\u6570\u7ec4\u4e2d\u7684\u6570\u636e\u600e\u4e48\u5199\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>\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u8f93\u51fa java \u6570\u7ec4\u4e2d\u7684\u6570\u636e\uff1a\u4f7f\u7528 arrays.tostring() \u65b9\u6cd5\u4f7f\u7528 for \u5faa\u73af\u4f7f\u7528 system.out.print() \u65b9\u6cd5\u4f7f\u7528 stringbuilder\u4f7f\u7528 string.join() \u65b9\u6cd5\uff08java 8 \u53ca\u66f4\u9ad8\u7248\u672c\uff09 \u5982\u4f55\u8f93\u51fa Java \u6570\u7ec4\u4e2d\u7684\u6570\u636e \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u8f93\u51fa\u6570\u7ec4\u4e2d\u7684\u6570\u636e\uff1a 1. \u4f7f\u7528 Arrays.toString() \u65b9\u6cd5 int[] numbers = {1, 2, 3, 4, 5}; System.out.println(Arrays.toString(numbers)); \/\/ \u8f93\u51fa: [1, 2, 3, 4, 5] \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528 for \u5faa\u73af \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] numbers = {1, 2, 3, 4, 5}; for [&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-38835","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38835","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=38835"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38835\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=38835"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=38835"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=38835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}