How to use the xe-utils.toDateString function in xe-utils

formatterDate (row, column, cellValue, index) {
      return XEUtils.toDateString(cellValue, 'yyyy-MM-dd HH:mm:ss')
    },
    // 单元格失焦后实时保存数据

formatterDate (row, column, cellValue, index) {
      return XEUtils.toDateString(cellValue, 'yyyy-MM-dd HH:mm:ss')
    },
    tableRowClassName ({ row, rowIndex }) {

formatterDate (row, column, cellValue, index) {
      return XEUtils.toDateString(cellValue, 'yyyy-MM-dd HH:mm:ss')
    },
    tableRowClassName ({ row, rowIndex }) {

formatterDate (row, column, cellValue, index) {
      return XEUtils.toDateString(cellValue, 'yyyy-MM-dd HH:mm:ss')
    },
    tableRowClassName ({ row, rowIndex }) {

getDatePicker (value) {
      return XEUtils.toDateString(value, 'yyyy/MM/dd')
    },
    formatterDate (row, column, cellValue, index) {

function getFormatDate (value, props, defaultFormat) {
  return XEUtils.toDateString(value, props.format || defaultFormat)
}

formatterDate (row, column, cellValue, index) {
      return XEUtils.toDateString(cellValue, 'yyyy-MM-dd HH:mm:ss')
    },
    exportCsvEvent () {

formatterDate (row, column, cellValue, index) {
      return XEUtils.toDateString(cellValue, 'yyyy-MM-dd HH:mm:ss')
    },
    tableRowClassName ({ row, rowIndex }) {

default: ({ row }) => {
              return [
                <span>{ XEUtils.toDateString(row.date, 'yyyy-MM-dd HH:mm:ss.S') }</span>
              ]
            }
          }

formatterDate (row, column, cellValue, index) {
      return XEUtils.toDateString(cellValue, 'yyyy-MM-dd HH:mm:ss')
    },
    formatColumnSize (row, column, cellValue, index) {