常用方法收集

//人民币小写转大写
export function rmb (num) {
  const numArray = num.split('.')
  const numList = ['零', '壹', '贰', '叁', '肆', '伍', '陆', '柒', '捌', '玖']
  const radiceList = ['', '拾', '佰', '仟']
  const unitList = ['', '万', '亿', '兆']
  const decList = ['角', '分']
  const num1 = numArray[0].split('').reverse().map((num, index) => {
    const unit = unitList[index / 4] || ''
    return numList[Number(num)] + radiceList[index % 4] + unit
  }).reverse()
  const num2 = numArray[1] === '00' ? ['整'] : numArray[1].split('').map((num, index) => numList[Number(num)] + decList[index])
  return [
    ...num1,
    '元',
    ...num2
  ].join('')
}

//时间区间转换
export function formatDateRange (obj) {
  if(!obj) return null;
  let startDate = obj[0];
  startDate.setHours(0);
  startDate.setMinutes(0);
  startDate.setSeconds(0);
  let endDate = obj[1];
  endDate.setHours(23);
  endDate.setMinutes(59);
  endDate.setSeconds(59);
  return [
    startDate.getTime(),
    endDate.getTime()
  ]
}

//树形结构格式转换
export function treeFormat (list, key = 'value', parentKey = 'parentId', childKey = 'children') {
  let sNodes = cloneDeep(list)
  let i, j, k, l, len, len1, r, tmpMap
  if (isArray(sNodes)) {
    r = []
    tmpMap = []
    for (k = 0, len = sNodes.length; k < len; k++) {
      i = sNodes[k]
      i.text = i.label
      tmpMap[i[key]] = i
    }
    for (l = 0, len1 = sNodes.length; l < len1; l++) {
      j = sNodes[l]
      if (tmpMap[j[parentKey]] && j[key] !== j[parentKey]) {
        if (!tmpMap[j[parentKey]][childKey]) {
          tmpMap[j[parentKey]][childKey] = []
        }
        tmpMap[j[parentKey]][childKey].push(j)
      } else {
        r.push(j)
      }
    }
    return r
  } else {
    return [sNodes]
  }
}

//时间戳转日期格式
transfromTime(time) {
      if (time) {
        var now = new Date(time),
          y = now.getFullYear(),
          m = now.getMonth() + 1,
          d = now.getDate();
        return (
          y +
          "-" +
          (m < 10 ? "0" + m : m) +
          "-" +
          (d < 10 ? "0" + d : d) +
          " " +
          now.toTimeString().substr(0, 5)
        );
      } else {
        return null;
      }
    },
dateFormat: function(row, column) {
      var date = row[column.property];
      if (date == undefined) {
        return "-";
      }
      return moment(date).format("YYYY-MM-DD HH:mm:ss");
    }

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