[Bug Report] el-checkbox-group 组件初始化的时候 v-model 的值被赋值成了 true
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- Vue
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Description
### Element UI version
2.13.2
### OS/Browsers version
Macos / Chrome 85
### Vue version
2.6.10
### Reproduction Link
### Steps to reproduce
给 el-checkbox-group v-model 赋值
### What is Expected?
addToStore: function addToStore() {
if (Array.isArray(this.model) && this.model.indexOf(this.label) === -1) {
this.model.push(this.label);
} else {
this.model = this.trueLabel || true;
}
},
好像忽略了 this.model.indexOf(this.label) === -1 不等于 -1 的情况。因为this.model中已经包含this.label
### What is actually happening?
el-checkbox-group 组件初始化的时候 v-model 的值被赋值成了 true,造成内部的CheckBox都被选中。
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