setFormatter(formatter)

setFormatter set some format APIs for charts.

Reference

(
  formatter: {
    formatDate?: (params: {
      dateTimeFormat: Intl.DateTimeFormat
      timestamp: number
      template: string
      type: 'tooltip' | 'crosshair' | 'xAxis'
    }) => string
    formatBigNumber?: (value: string | number) => string
  }
) => void

Parameters

• formatter Format APIs.
  • formatDate Formats a date.
  • formatBigNumber Format big numbers, such as 1000 is converted to 1k, 1000000 is converted to 1M, etc.

Returns

setFormatter returns undefined .

Usage

Format date

Format big number