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Jan 20th, 2017
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  1. Date.prototype.format = function(fmt) {
  2. var o = {
  3. "M+" : this.getMonth()+1, //月份
  4. "d+" : this.getDate(), //日
  5. "h+" : this.getHours(), //小时
  6. "m+" : this.getMinutes(), //分
  7. "s+" : this.getSeconds(), //秒
  8. "q+" : Math.floor((this.getMonth()+3)/3), //季度
  9. "S" : this.getMilliseconds() //毫秒
  10. };
  11. if(/(y+)/.test(fmt))
  12. fmt=fmt.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length));
  13. for(var k in o)
  14. if(new RegExp("("+ k +")").test(fmt))
  15. fmt = fmt.replace(RegExp.$1, (RegExp.$1.length==1) ? (o[k]) : (("00"+ o[k]).substr((""+ o[k]).length)));
  16. return fmt;
  17. }
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