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Date format 时间格式 #121

Closed sailei1 closed 1 year ago

sailei1 commented 1 year ago 
Date.prototype.format = function(fmt) {
  var o = {
    "M+" : this.getMonth()+1,                 //月份
    "d+" : this.getDate(),                    //日
    "h+" : this.getHours(),
    "H+" : this.getHours(),                  //小时
    "m+" : this.getMinutes(),                 //分
    "s+" : this.getSeconds(),                 //秒
    "q+" : Math.floor((this.getMonth()+3)/3), //季度
    "S" : this.getMilliseconds()             //毫秒
  };
  if(/(y+)/.test(fmt)) {
    fmt=fmt.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length));
  }
  for(var k in o) {
    if(new RegExp("("+ k +")").test(fmt)){
      fmt = fmt.replace(RegExp.$1, (RegExp.$1.length==1) ? (o[k]) : (("00"+ o[k]).substr((""+ o[k]).length)));
    }
  }
  return fmt;
}