Vue+elementUI的el-select选择器要怎么将框内的多选限制在3个？

Question

Vue+elementUI的el-select选择器要怎么将框内的多选限制在3个？

Answer 1

multiple-limit=3

<el-select v-model="value1" multiple multiple-limit="3" placeholder="请选择">
        <el-option
          v-for="item in arr"
          :key="item.value"
          :label="item.label"
          :value="item.value">
        </el-option>
      </el-select>