{"id":203238,"date":"2025-05-22T09:42:50","date_gmt":"2025-05-22T01:42:50","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203238\/"},"modified":"2025-05-22T09:42:50","modified_gmt":"2025-05-22T01:42:50","slug":"java%e4%b8%ad%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8dateformat%e6%a0%bc%e5%bc%8f%e5%8c%96%e6%97%b6%e9%97%b4%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203238\/","title":{"rendered":"Java\u4e2d\u5982\u4f55\u4f7f\u7528DateFormat\u683c\u5f0f\u5316\u65f6\u95f4\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Java\u4e2d\u5982\u4f55\u4f7f\u7528DateFormat\u683c\u5f0f\u5316\u65f6\u95f4\uff1f<\/h1>\n<p>\u5728\u6587\u7ae0\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u5c31\u6574\u7406\u5206\u4eab\u300aJava\u4e2d\u5982\u4f55\u4f7f\u7528DateFormat\u683c\u5f0f\u5316\u65f6\u95f4\uff1f\u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241102\/17305434396725ff4f5d53d.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5bf9\u65f6\u95f4dateformat\u7684\u5904\u7406<\/strong><\/p>\n<p>\u5728\u5b9e\u73b0excel\u6a21\u5757\u7684\u5bfc\u5165\u5bfc\u51fa\u529f\u80fd\u65f6\uff0c\u9700\u8981\u5bf9\u65f6\u95f4\u8fdb\u884c\u683c\u5f0f\u5316\u3002\u4e0b\u9762\u4ecb\u7ecd\u5177\u4f53\u5982\u4f55\u8fdb\u884c\u64cd\u4f5c\uff1a<\/p>\n<pre>import java.util.Date;\nimport java.text.SimpleDateFormat;\n\npublic class TimeFormat {\n\n    public static void main(String[] args) {\n        \/\/ \u83b7\u53d6\u5f53\u524d\u65f6\u95f4\n        Date dtNow = new Date();\n\n        \/\/ \u4f7f\u7528SimpleDateFormat\u8fdb\u884c\u683c\u5f0f\u5316\n        SimpleDateFormat sdf1 = new SimpleDateFormat(\"yyyy-MM-dd HH:mm:ss\");\n        String myDt = sdf1.format(dtNow.getTime());\n        System.out.println(\"\u5df2\u683c\u5f0f\u5316\u65f6\u95f4\uff08YYYY-MM-DD HH:mm:ss\uff09\uff1a\" + myDt);\n\n        \/\/ \u4f7f\u7528\u53e6\u4e00\u4e2a\u683c\u5f0f\u5316\u6a21\u5f0f\n        SimpleDateFormat sdf2 = new SimpleDateFormat(\"yyyy\u5e74MM\u6708dd\u65e5 HH\u65f6mm\u5206ss\u79d2\");\n        myDt = sdf2.format(dtNow.getTime());\n        System.out.println(\"\u5df2\u683c\u5f0f\u5316\u65f6\u95f4\uff08\u4e2d\u6587\u683c\u5f0f\uff09\uff1a\" + myDt);\n    }\n}<\/pre>\n<p>\u4ee5\u4e0a\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528simpledateformat\u5bf9\u65f6\u95f4\u8fdb\u884c\u683c\u5f0f\u5316\u3002\u901a\u8fc7\u4e0d\u540c\u7684\u6a21\u5f0f\uff0c\u53ef\u4ee5\u5f97\u5230\u4e0d\u540c\u7684\u65f6\u95f4\u683c\u5f0f\u3002<\/p>\n<p>\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aJava\u4e2d\u5982\u4f55\u4f7f\u7528DateFormat\u683c\u5f0f\u5316\u65f6\u95f4\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03\u6587\u7ae0\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u4e2d\u5982\u4f55\u4f7f\u7528DateFor&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-203238","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203238","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=203238"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203238\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}