{"id":34931,"date":"2024-11-26T13:42:16","date_gmt":"2024-11-26T05:42:16","guid":{"rendered":"https:\/\/fwq.ai\/blog\/34931\/"},"modified":"2024-11-26T13:42:16","modified_gmt":"2024-11-26T05:42:16","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e8%be%93%e5%87%ba%e5%ad%97%e7%ac%a6%e4%b8%b2%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/34931\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u8f93\u51fa\u5b57\u7b26\u4e32\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u6709\u56db\u79cd\u8f93\u51fa java \u4e2d\u5b57\u7b26\u4e32\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u76f4\u63a5\u4f7f\u7528 system.out.println()\u3002\u4f7f\u7528 arrays.tostring() \u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u8f93\u51fa\u3002\u4f7f\u7528 for \u5faa\u73af\u904d\u5386\u6570\u7ec4\u8f93\u51fa\u6bcf\u4e2a\u5143\u7d20\u3002\u4f7f\u7528 apache commons lang3 \u7684 stringutils.join() \u65b9\u6cd5\u8f93\u51fa\u8fde\u63a5\u540e\u7684\u5b57\u7b26\u4e32\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/03\/2024110306151725049.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u600e\u4e48\u8f93\u51fa\u5b57\u7b26\u4e32\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u4e2d\u600e\u4e48\u8f93\u51fa\u5b57\u7b26\u4e32\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u8f93\u51fa Java \u4e2d\u7684<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u8f93\u51fa\u5b57\u7b26\u4e32\u6570\u7ec4\u7684\u5185\u5bb9\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 System.out.println()<\/strong><\/p>\n<p>\u76f4\u63a5\u4f7f\u7528 System.out.println() \u65b9\u6cd5\u8f93\u51fa\u5b57\u7b26\u4e32\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>String[] myArray = {\"Hello\", \"World\", \"Java\"};\nSystem.out.println(myArray); \/\/ \u8f93\u51fa\uff1a[Ljava.lang.String;@76b21f46<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f46\u76f4\u63a5\u8f93\u51fa\u4f1a\u5f97\u5230\u7c7b\u4f3c [Ljava.lang.String;@76b21f46 \u7684\u7ed3\u679c\uff0c\u65e0\u6cd5\u770b\u5230\u5b9e\u9645\u7684\u5b57\u7b26\u4e32\u503c\u3002<\/p>\n<p><strong>2. \u4f7f\u7528 Arrays.toString()<\/strong><\/p>\n<p>\u4f7f\u7528 Arrays.toString() \u65b9\u6cd5\u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u6570\u7ec4\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u8f93\u51fa\u3002<\/p>\n<pre>String[] myArray = {\"Hello\", \"World\", \"Java\"};\nSystem.out.println(Arrays.toString(myArray)); \/\/ \u8f93\u51fa\uff1a[Hello, World, Java]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u6e05\u6670\u5730\u8f93\u51fa\u5b57\u7b26\u4e32\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<p><strong>3. \u4f7f\u7528 for \u5faa\u73af<\/strong><\/p>\n<p>\u4f7f\u7528 for \u5faa\u73af\u904d\u5386\u5b57\u7b26\u4e32\u6570\u7ec4\uff0c\u7136\u540e\u8f93\u51fa\u6bcf\u4e2a\u5143\u7d20\u3002<\/p>\n<pre>String[] myArray = {\"Hello\", \"World\", \"Java\"};\nfor (String element : myArray) {\n    System.out.println(element);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u79cd\u65b9\u6cd5\u66f4\u7075\u6d3b\uff0c\u53ef\u4ee5\u5bf9\u6bcf\u4e2a\u5143\u7d20\u8fdb\u884c\u8fdb\u4e00\u6b65\u7684\u64cd\u4f5c\u6216\u683c\u5f0f\u5316\u3002<\/p>\n<p><strong>4. \u4f7f\u7528 Apache Commons Lang3<\/strong><\/p>\n<p>Apache Commons Lang3 \u63d0\u4f9b\u4e86 StringUtils \u7c7b\uff0c\u5b83\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u5b57\u7b26\u4e32\u5904\u7406\u5de5\u5177\u3002<\/p>\n<pre>String[] myArray = {\"Hello\", \"World\", \"Java\"};\nSystem.out.println(StringUtils.join(myArray, \", \")); \/\/ \u8f93\u51fa\uff1aHello, World, Java<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f7f\u7528 StringUtils \u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u6570\u7ec4\u8fde\u63a5\u6210\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u5e76\u81ea\u5b9a\u4e49\u5206\u9694\u7b26\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u8f93\u51fa\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\u56db\u79cd\u8f93\u51fa java \u4e2d\u5b57\u7b26\u4e32\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u76f4\u63a5\u4f7f\u7528 system.out.println()\u3002\u4f7f\u7528 arrays.tostring() \u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u8f93\u51fa\u3002\u4f7f\u7528 for \u5faa\u73af\u904d\u5386\u6570\u7ec4\u8f93\u51fa\u6bcf\u4e2a\u5143\u7d20\u3002\u4f7f\u7528 apache commons lang3 \u7684 stringutils.join() \u65b9\u6cd5\u8f93\u51fa\u8fde\u63a5\u540e\u7684\u5b57\u7b26\u4e32\u3002 \u5982\u4f55\u8f93\u51fa Java \u4e2d\u7684 \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u8f93\u51fa\u5b57\u7b26\u4e32\u6570\u7ec4\u7684\u5185\u5bb9\uff1a 1. \u4f7f\u7528 System.out.println() \u76f4\u63a5\u4f7f\u7528 System.out.println() \u65b9\u6cd5\u8f93\u51fa\u5b57\u7b26\u4e32\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b String[] myArray = {&#8220;Hello&#8221;, &#8220;World&#8221;, &#8220;Java&#8221;}; System.out.println(myArray); \/\/ \u8f93\u51fa\uff1a[Ljava.lang.String;@76b21f46 \u767b\u5f55\u540e\u590d\u5236 \u4f46\u76f4\u63a5\u8f93\u51fa\u4f1a\u5f97\u5230\u7c7b\u4f3c [Ljava.lang.String;@76b21f46 \u7684\u7ed3\u679c\uff0c\u65e0\u6cd5\u770b\u5230\u5b9e\u9645\u7684\u5b57\u7b26\u4e32\u503c\u3002 2. \u4f7f\u7528 Arrays.toString() \u4f7f\u7528 Arrays.toString() \u65b9\u6cd5\u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u6570\u7ec4\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u8f93\u51fa\u3002 String[] myArray = {&#8220;Hello&#8221;, &#8220;World&#8221;, &#8220;Java&#8221;}; System.out.println(Arrays.toString(myArray)); \/\/ \u8f93\u51fa\uff1a[Hello, [&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-34931","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/34931","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=34931"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/34931\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=34931"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=34931"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=34931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}