template
在el-table 标签里添加@selection-change=”????” , 事件名自定义,
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| <el-table :data="state.search_check" @selection-change="checkSelectionChange"> <el-table-column width="180"> <template #header slot-scope="scope"> <el-button type="text" @click="checkDialogTableVisible = true" >增加</el-button > <el-button type="text" @click="delCheck">删除</el-button> </template> </el-table-column> </el-table>
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js代码:
点击选项,它会自动获取该行的数据,并将获取到的值赋值给一个临时的列表[]
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| const state = reactive({ temp_check: [], check_request_table: [], });
const checkSelectionChange = (selVal) => { state.temp_check = selVal; };
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遍历这个临时存储数据的列表,双层循环,内循环是对话框添加的多条数据
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| const delCheck = () => { for (let i = 0; i < state.temp_check.length; i++) { for (let j = 0; j < state.check_request_table.length; j++) { if ( state.check_request_table[j].tech_name === state.temp_check[i].tech_name ) { state.check_request_table.splice(j, 1); j--; } } } math_total_price(); };
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