{"id":1349,"date":"2024-11-10T12:47:14","date_gmt":"2024-11-10T04:47:14","guid":{"rendered":"https:\/\/fwq.ai\/blog\/1349\/"},"modified":"2024-11-10T12:47:14","modified_gmt":"2024-11-10T04:47:14","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-javascript-%e6%8e%a5%e5%8f%a3%e6%97%b6%e9%97%b4%e6%88%b3%e5%ae%9e%e7%8e%b0%e5%80%92%e8%ae%a1%e6%97%b6%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/1349\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 JavaScript \u63a5\u53e3\u65f6\u95f4\u6233\u5b9e\u73b0\u5012\u8ba1\u65f6\uff1f"},"content":{"rendered":"

\"\u5982\u4f55\u4f7f\u7528<\/p>\n

\u6839\u636e\u63a5\u53e3\u8fd4\u56de\u65f6\u95f4\u6233\u5b9e\u73b0\u5012\u8ba1\u65f6<\/strong><\/p>\n

\u5728 JavaScript \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u63a5\u53e3\u8fd4\u56de\u7684\u521b\u5efa\u65f6\u95f4\u6233\u8ba1\u7b97\u51fa\u4e00\u4e2a\u5012\u8ba1\u65f6\uff0c\u5b83\u53ea\u663e\u793a\u5269\u4f59\u79d2\u6570\u3002<\/p>\n

\u5b9e\u73b0\u7ec6\u8282\uff1a<\/strong><\/p>\n

let createAt = 1666865462286 + (180*1000) \/\/\u5c061666865462286\u66ff\u6362\u4e3a\u521b\u5efa\u65f6\u95f4\u6233\n\nsetInterval(()=>{\n    let currentTime = new Date().getTime() \n    let time = parseInt((createAt - currentTime)\/1000)\n    console.log(`\u5269\u4f59${time}\u79d2`)\n},1000)<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff1a<\/p>\n
    \n
  •  createAt<\/strong> \u662f\u4e00\u4e2a\u53d8\u91cf\uff0c\u8868\u793a\u63a5\u53e3\u8fd4\u56de\u7684\u521b\u5efa\u65f6\u95f4\u6233\uff0c\u5355\u4f4d\u662f\u6beb\u79d2\u3002\u5b83\u88ab\u4fee\u6539\u4e3a\u6211\u4eec\u81ea\u5df1\u7684\u65f6\u95f4\u6233\u52a0\u4e0a 180,000 \u6beb\u79d2\uff0c\u5373 3 \u5206\u949f\u3002<\/li>\n
  •  setInterval<\/strong> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u5b9a\u65f6\u5668\uff0c\u6bcf 1 \u79d2\u8fd0\u884c\u4e00\u6b21\u63d0\u4f9b\u7684\u51fd\u6570\u3002<\/li>\n
  • \n
    \u5728\u8ba1\u65f6\u5668\u51fd\u6570\u4e2d\uff1a<\/p>\n
    \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
      \n
    •  currentTime<\/strong> \u662f\u5f53\u524d\u65f6\u95f4\u6233\uff0c\u5355\u4f4d\u662f\u6beb\u79d2\u3002<\/li>\n
    •  time<\/strong> \u8ba1\u7b97\u4e86\u5269\u4f59\u65f6\u95f4\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u79d2\u6570\u3002<\/li>\n
    •  console.log<\/strong> \u8f93\u51fa\u5269\u4f59\u65f6\u95f4\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
      \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528 JavaScript \u63a5\u53e3\u65f6\u95f4\u6233\u5b9e\u73b0\u5012\u8ba1\u65f6\uff1f\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":"
      \u6839\u636e\u63a5\u53e3\u8fd4\u56de\u65f6\u95f4\u6233\u5b9e\u73b0\u5012\u8ba1\u65f6 \u5728 JavaScript \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u63a5\u53e3\u8fd4\u56de\u7684\u521b\u5efa\u65f6\u95f4\u6233\u8ba1\u7b97\u51fa\u4e00\u4e2a\u5012\u8ba1\u65f6\uff0c\u5b83\u53ea\u663e\u793a\u5269\u4f59\u79d2\u6570\u3002 \u5b9e\u73b0\u7ec6\u8282\uff1a let createAt = 1666865462286 + (180*1000) \/\/\u5c061666865462286\u66ff\u6362\u4e3a\u521b\u5efa\u65f6\u95f4\u6233 setInterval(()=>{ let currentTime = new Date().getTime() let time = parseInt((createAt – currentTime)\/1000) console.log(`\u5269\u4f59${time}\u79d2`) },1000) \u767b\u5f55\u540e\u590d\u5236 \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff1a createAt \u662f\u4e00\u4e2a\u53d8\u91cf\uff0c\u8868\u793a\u63a5\u53e3\u8fd4\u56de\u7684\u521b\u5efa\u65f6\u95f4\u6233\uff0c\u5355\u4f4d\u662f\u6beb\u79d2\u3002\u5b83\u88ab\u4fee\u6539\u4e3a\u6211\u4eec\u81ea\u5df1\u7684\u65f6\u95f4\u6233\u52a0\u4e0a 180,000 \u6beb\u79d2\uff0c\u5373 3 \u5206\u949f\u3002 setInterval \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u5b9a\u65f6\u5668\uff0c\u6bcf 1 \u79d2\u8fd0\u884c\u4e00\u6b21\u63d0\u4f9b\u7684\u51fd\u6570\u3002 \u5728\u8ba1\u65f6\u5668\u51fd\u6570\u4e2d\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b currentTime \u662f\u5f53\u524d\u65f6\u95f4\u6233\uff0c\u5355\u4f4d\u662f\u6beb\u79d2\u3002 time \u8ba1\u7b97\u4e86\u5269\u4f59\u65f6\u95f4\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u79d2\u6570\u3002 console.log \u8f93\u51fa\u5269\u4f59\u65f6\u95f4\u3002 \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528 JavaScript \u63a5\u53e3\u65f6\u95f4\u6233\u5b9e\u73b0\u5012\u8ba1\u65f6\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/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-1349","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/1349","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=1349"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/1349\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=1349"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=1349"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=1349"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}