摘要：//数组去重 const deduplication = arr => { //arr [1,2,1,2,3] let arrSet = new Set(arr) // arrSet Set：{1,2,3} return [...arrSet] } 阅读全文

摘要：<el-select v-model="form.value" placeholder="请选择"> <el-option v-for="item in options" :key="item.value" :label="item.label" :value="item.value"> </el- 阅读全文