[JavaScript] 按生日计算年龄(周岁) →→→→→进入此内容的聊天室

来自 , 2019-12-18, 写在 JavaScript, 查看 105 次.
URL http://www.code666.cn/view/69adc1e1
  1. var birthday=new Date("1983-12-31".replace(/-/g, "\/"));
  2. var d=new Date();
  3. var age = d.getFullYear()-birthday.getFullYear()-((d.getMonth()<birthday.getMonth()|| d.getMonth()==birthday.getMonth() && d.getDate()<birthday.getDate())?1:0);
  4. alert(age);

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