huzunjie / dateformat Goto Github PK

dateFormat(format = 'yyyy-MM-dd hh:mm:ss', date) {
    date = date || new Date();
    const fullTime = {
      y: date.getFullYear(),
      M: date.getMonth() + 1,
      d: date.getDate(),
      h: date.getHours(),
      m: date.getMinutes(),
      s: date.getSeconds(),
    };
    let ret = String(format);
    for (const _k in fullTime) {
      ret = ret.replace(new RegExp('(' + _k + ')+', 'g'), (matchStr) => {
        const str = String(fullTime[_k]);
        const strLen = str.length;
        const matLen = matchStr.length;
        const sta = strLen - matLen;
        return (
          (matLen > strLen ? new Array(matLen - strLen).fill(0).join('') : '') +
          str.substring(sta, strLen)
        );
      });
    }
    return ret;
  },