Type: object , required

Function description: Configure conditional formatting. Including text (text), background (background), histogram (interval).

parameter	illustrate	type	Defaults	required
field	1. Field ID 2. Use regular expressions to match field IDs	string | RegExp		✓
mapping	role mapping function​	function		✓

MappingFunction

type MappingFunction = ( 
  fieldValue: number | string | null, 
  data: Record<string, any>, 
  node: DataCell | HeaderCell 
) => { 
  // 仅用于图标字段标记，可选 
  icon?: string; 
 
  // 背景 ｜ 文本 ｜ 柱状图 | 图标 字段标记颜色填充，必选 
  fill: string; 
 
  // 仅用于柱状图字段标记，可选 
  isCompare?: boolean; 
  minValue?: number; 
  maxValue?: number; 
 
  // 仅用于背景字段标记，可选。（当背景颜色较暗，将文本颜色设置为白色。优先级低于 文本字段标记） 
  intelligentReverseTextColor?: boolean; 
} | null | undefined // 返回值为空时，表示当前字段不显示字段标记样式 

Example usage of condition:

const options = { 
  conditions: { 
    text: [ 
      { 
        field: "province", 
        mapping: () => ({ 
          fill: "rgba(0, 0, 0, .65)", 
        }), 
      }, 
    ], 
    interval: [ 
      { 
        field: "sub_type", 
        mapping: () => { 
          return { 
            fill: "green", 
          }; 
        }, 
      }, 
    ], 
    background: [ 
      { 
        field: "count", 
        mapping: () => ({ 
          fill: "#ff00ff", 
        }), 
      }, 
    ], 
  }, 
};