51 lines
1.6 KiB
JavaScript
51 lines
1.6 KiB
JavaScript
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import * as XLSX from "xlsx";
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/**
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* 导出Excel(简单的导出)
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* @param {Array} data 二维数据
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* @param {String} fileName 文件名
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*/
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export function easyExport(data, fileName = '导出文件') {
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const wb = XLSX.utils.book_new();
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// 二维数组例子：[ ['姓名', '年龄', '城市'], ['张三', 25, '北京'], ['李四', 30, '上海'] ];
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const ws = XLSX.utils.aoa_to_sheet(data); // aoa_to_sheet 方法将二维数组转换为工作表
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XLSX.utils.book_append_sheet(wb, ws, "Sheet1");
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XLSX.writeFile(wb, fileName + '.xlsx');
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}
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/**
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* 根据对象导出Excel
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* @param {Object} titleObj 标题对象 {key: '标题', key2: '标题2'}
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* @param {Array} dataArr 数据数组 例子 [{key: '张三', key2: '25'}, {key: '李四', key2: '30'}]
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* @param {String} fileName 文件名
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*/
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export function exportExlByObj(titleObj, dataArr, fileName = '导出文件') {
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dataArr = Array.isArray(dataArr) ? [...dataArr] : []
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/** 列表标题数组 */
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const titleArr = [Object.values(titleObj)];
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const sheetHead = [fileName]
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/** 转二维数据 */
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const toNeedArr = (titleObj = {}, tableData = []) => {
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return tableData.map(row => {
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const rowArr = []
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Object.keys(titleObj || {}).map(key => {
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const cellVal = row[key] || ''
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if (typeof cellVal !== 'string') String(cellVal)
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rowArr.push(cellVal)
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})
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return rowArr
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})
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}
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/** @param {Array} 表格数据 （二维数组） */
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const tableData = toNeedArr(titleObj, dataArr);
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// 合并标题和数据
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const finalData = [...titleArr, ...tableData];
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// 合并标题
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easyExport(finalData, fileName);
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}
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