{"id":38617,"date":"2024-11-26T16:12:35","date_gmt":"2024-11-26T08:12:35","guid":{"rendered":"https:\/\/fwq.ai\/blog\/38617\/"},"modified":"2024-11-26T16:12:35","modified_gmt":"2024-11-26T08:12:35","slug":"java%e6%80%8e%e4%b9%88%e8%be%93%e5%87%ba%e6%95%b0%e7%bb%84%e6%89%80%e6%9c%89%e5%ad%97%e7%ac%a6%e4%b8%b2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/38617\/","title":{"rendered":"java\u600e\u4e48\u8f93\u51fa\u6570\u7ec4\u6240\u6709\u5b57\u7b26\u4e32"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\u8f93\u51fa\u6570\u7ec4\u6240\u6709\u5b57\u7b26\u4e32\u7684\u65b9\u6cd5\uff1a\u76f4\u63a5\u8f93\u51fa\uff1a\u4f7f\u7528 system.out.println() \u65b9\u6cd5\u76f4\u63a5\u8f93\u51fa\u6bcf\u4e2a\u5b57\u7b26\u4e32\u3002\u62fc\u63a5\u5b57\u7b26\u4e32\uff1a\u4f7f\u7528 stringbuilder \u7c7b\u62fc\u63a5\u6240\u6709\u5b57\u7b26\u4e32\u6210\u4e00\u4e2a\u5927\u5b57\u7b26\u4e32\u8f93\u51fa\u3002\u7b2c\u4e09\u65b9\u5e93\uff1a\u4f7f\u7528 apache commons lang \u5e93\u7684 stringutils.join() \u65b9\u6cd5\u62fc\u63a5\u5b57\u7b26\u4e32\u3002\u5faa\u73af\u8f93\u51fa\uff1a\u4f7f\u7528\u5faa\u73af\u8f93\u51fa\u6bcf\u4e2a\u5b57\u7b26\u4e32\uff0c\u5e76\u5728\u5faa\u73af\u7ed3\u675f\u65f6\u6362\u884c\u3002arrays.tostring() \u65b9\u6cd5\uff1a\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u5e76\u8f93\u51fa\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111503572217981.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u8f93\u51fa\u6570\u7ec4\u6240\u6709\u5b57\u7b26\u4e32\u63d2\u56fe\" alt=\"java\u600e\u4e48\u8f93\u51fa\u6570\u7ec4\u6240\u6709\u5b57\u7b26\u4e32\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u4e2d\u8f93\u51fa\u6570\u7ec4\u6240\u6709\u5b57\u7b26\u4e32<\/strong><\/p>\n<p><strong>\u76f4\u63a5\u8f93\u51fa<\/strong><\/p>\n<ul>\n<li> <strong>\u4f7f\u7528 System.out.println() \u65b9\u6cd5:<\/strong> \u76f4\u63a5\u8f93\u51fa\u6bcf\u4e2a\u5b57\u7b26\u4e32\uff0c\u5e76\u5728\u7ed3\u5c3e\u6dfb\u52a0\u6362\u884c\u7b26\u3002<\/li>\n<\/ul>\n<pre>String[] array = {\"Java\", \"python\", \"C++\"};\nfor (String str : array) {\n    System.out.println(str);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u62fc\u63a5\u5b57\u7b26\u4e32<\/strong><\/p>\n<ul>\n<li> <strong>\u4f7f\u7528 StringBuilder \u7c7b:<\/strong> \u5c06\u6240\u6709\u5b57\u7b26\u4e32\u62fc\u63a5\u6210\u4e00\u4e2a\u5927\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u8f93\u51fa\u3002<\/li>\n<\/ul>\n<pre>StringBuilder sb = new StringBuilder();\nfor (String str : array) {\n    sb.append(str).append(\", \");\n}\nSystem.out.println(sb.toString());<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u7b2c\u4e09\u65b9\u5e93<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<ul>\n<li> <strong>\u4f7f\u7528 Apache Commons Lang \u5e93:<\/strong> \u63d0\u4f9b\u4e86 StringUtils.join() \u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c06\u6570\u7ec4\u4e2d\u7684\u5b57\u7b26\u4e32\u62fc\u63a5\u6210\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002<\/li>\n<\/ul>\n<pre>String result = StringUtils.join(array, \", \");\nSystem.out.println(result);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u5176\u4ed6\u65b9\u6cd5<\/strong><\/p>\n<ul>\n<li> <strong>\u4f7f\u7528\u5faa\u73af\u8f93\u51fa\uff0c\u5e76\u4f7f\u7528 \u6362\u884c:<\/strong> \u5728 for \u5faa\u73af\u4e2d\u8f93\u51fa\u6bcf\u4e2a\u5b57\u7b26\u4e32\uff0c\u5e76\u5728\u5faa\u73af\u7ed3\u675f\u65f6\u4f7f\u7528 \u6362\u884c\u3002<\/li>\n<\/ul>\n<pre>for (String str : array) {\n    System.out.print(str + \"\n\");\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ul>\n<li> <strong>\u4f7f\u7528 Arrays.toString() \u65b9\u6cd5:<\/strong> \u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u5e76\u76f4\u63a5\u8f93\u51fa\u3002<\/li>\n<\/ul>\n<pre>String result = Arrays.toString(array);\nSystem.out.println(result);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u8f93\u51fa\u6570\u7ec4\u6240\u6709\u5b57\u7b26\u4e32\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>\u5728 java \u4e2d\u8f93\u51fa\u6570\u7ec4\u6240\u6709\u5b57\u7b26\u4e32\u7684\u65b9\u6cd5\uff1a\u76f4\u63a5\u8f93\u51fa\uff1a\u4f7f\u7528 system.out.println() \u65b9\u6cd5\u76f4\u63a5\u8f93\u51fa\u6bcf\u4e2a\u5b57\u7b26\u4e32\u3002\u62fc\u63a5\u5b57\u7b26\u4e32\uff1a\u4f7f\u7528 stringbuilder \u7c7b\u62fc\u63a5\u6240\u6709\u5b57\u7b26\u4e32\u6210\u4e00\u4e2a\u5927\u5b57\u7b26\u4e32\u8f93\u51fa\u3002\u7b2c\u4e09\u65b9\u5e93\uff1a\u4f7f\u7528 apache commons lang \u5e93\u7684 stringutils.join() \u65b9\u6cd5\u62fc\u63a5\u5b57\u7b26\u4e32\u3002\u5faa\u73af\u8f93\u51fa\uff1a\u4f7f\u7528\u5faa\u73af\u8f93\u51fa\u6bcf\u4e2a\u5b57\u7b26\u4e32\uff0c\u5e76\u5728\u5faa\u73af\u7ed3\u675f\u65f6\u6362\u884c\u3002arrays.tostring() \u65b9\u6cd5\uff1a\u5c06\u6570\u7ec4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u5e76\u8f93\u51fa\u3002 \u5982\u4f55\u5728 Java \u4e2d\u8f93\u51fa\u6570\u7ec4\u6240\u6709\u5b57\u7b26\u4e32 \u76f4\u63a5\u8f93\u51fa \u4f7f\u7528 System.out.println() \u65b9\u6cd5: \u76f4\u63a5\u8f93\u51fa\u6bcf\u4e2a\u5b57\u7b26\u4e32\uff0c\u5e76\u5728\u7ed3\u5c3e\u6dfb\u52a0\u6362\u884c\u7b26\u3002 String[] array = {&#8220;Java&#8221;, &#8220;python&#8221;, &#8220;C++&#8221;}; for (String str : array) { System.out.println(str); } \u767b\u5f55\u540e\u590d\u5236 \u62fc\u63a5\u5b57\u7b26\u4e32 \u4f7f\u7528 StringBuilder \u7c7b: \u5c06\u6240\u6709\u5b57\u7b26\u4e32\u62fc\u63a5\u6210\u4e00\u4e2a\u5927\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u8f93\u51fa\u3002 StringBuilder sb = new StringBuilder(); for (String str : array) { sb.append(str).append(&#8220;, &#8220;); [&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-38617","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38617","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=38617"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38617\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=38617"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=38617"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=38617"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}