v-charts中的extend属性与vue中的extend冲突报错

[HJBhuang]

Summary 简述

Method "extend" has already been defined as a prop.

Avoid mutating a prop directly since the value will be overwritten whenever the parent component re-renders. Instead, use a data or computed property based on the prop's value. Prop being mutated: "extend"

Expect 期望结果

Reproduce 重现示例

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What is the solution