js 时间戳转日期时间

Posted 2022-12-16 流星蝴蝶没有剑

JS 日期格式化

时间戳转日期时间

字符串时间格式化

function timeFomat(t, e) 
   var s =t ? new Date(t) : new Date(1e3 * t)
     , i = s.getFullYear()
     , n = s.getMonth() + 1
     , a = s.getDate()
     , o = s.getHours()
     , l = s.getMinutes()
     , u = s.getSeconds();
   switch (e) 
   case "ss":
       return u;
   case "mm:ss":
       return l + ":" + u;
   case "HH:mm:ss":
       return o + ":" + l + ":" + u;
   case "dd":
       return a;
   case "dd HH":
       return a + " " + o;
   case "dd HH:mm":
       return a + " " + o + ":" + l;
   case "dd HH:mm:ss":
       return a + " " + o + ":" + l + ":" + u;
   case "MM":
       return n;
   case "MM-dd":
       return n + "-" + a;
   case "MM-dd HH":
       return n + "-" + a + " " + o;
   case "MM-dd HH:mm":
       return n + "-" + a + " " + o + ":" + l;
   case "MM-dd HH:mm:ss":
       return n + "-" + a + " " + o + ":" + l + ":" + u;
   case "yyyy":
       return i;
   case "yyyy-MM":
       return i + "-" + n;
   case "yyyy-MM-dd":
       return i + "-" + n + "-" + a;
   case "yyyy-MM-dd HH":
       return i + "-" + n + "-" + a + " " + o;
   case "yyyy-MM-dd HH:mm":
       return i + "-" + n + "-" + a + " " + o + ":" + l;
   case "year":
   case "yyyy-MM-dd HH:mm:ss":
   default:
       return i + "-" + n + "-" + a + " " + o + ":" + l + ":" + u
   



// 时间戳
timeFomat(new Date().getTime(), "yyyy-MM-dd HH:mm:ss")

// 字符串日期
timeFomat("2022-5-6 15:2:38", "yyyy-MM-dd")