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[Feature] legend.formatter #21730

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[Feature] legend.formatter#21730
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enThis issue is in Englishnew-featurependingWe are not sure about whether this is a bug/new feature.

Description

@hzdjulytech
hzdjulytech
opened on Aug 14, 2026

What problem does this feature solve?

legend.formatter(name)         ---------->  legend.formatter(name,serieName)  or    legend.formatter(name,serieOption)

What does the proposed API look like?

legend.formatter(name,serieName)

or

series：{

  legendFormatter(name){
  }
}

Activity

  1. hzdjulytech
    added
    new-feature
    on Aug 14, 2026
  2. echarts-bot
    added
    enThis issue is in English
    pendingWe are not sure about whether this is a bug/new feature.
    on Aug 14, 2026
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