xlsx純前端匯出表格,完善邊框等樣式
阿新 • • 發佈:2022-04-02
僅用xlsx是無法實現文字樣式及表格邊框的style的,因此配合使用xlsx-style
以下原始碼直接複製過去用
// 原始碼什麼的都不需要改動 import * as XLSXStyle from 'xlsx-style'; export function sheet2blob(sheet, sheetName) { sheetName = sheetName || 'sheet1'; var workbook = { SheetNames: [sheetName], Sheets: {}, }; workbook.Sheets[sheetName]= sheet; // 生成excel的配置項 // 下載這裡一定要用 xlsx-style 的write() 方法才可以使匯出excel表格帶樣式 var wbout = XLSXStyle.write(workbook, { type: 'buffer' }); var blob = new Blob([wbout], { type: 'application/octet-stream', }); // 字串轉ArrayBuffer return blob; } export function openDownloadDialog(url, saveName) {if (typeof url == 'object' && url instanceof Blob) { url = URL.createObjectURL(url); // 建立blob地址 } var aLink = document.createElement('a'); aLink.href = url; aLink.download = saveName || ''; // HTML5新增的屬性,指定儲存檔名,可以不要字尾,注意,file:///模式下不會生效 var event; if (window.MouseEvent) event = newMouseEvent('click'); else { event = document.createEvent('MouseEvents'); event.initMouseEvent( 'click', true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null ); } aLink.dispatchEvent(event); }
將此通用方法拷貝後,還需要資料為其提供引數
// 定義匯出資料 let listName = [ ["資產出庫單"], [ "編號:", val.No, null, "日期:", val.Time, null, "處理人:", val.UserName, ], ["備註:", val.remark], ["列表:"], [ "序號", "編碼", "類別", ], ]; let dataList = [];
//將動態內容遍歷,不懂請看另一篇,data即是動態資料 data.map((item, index) => { dataList.push([ index + 1 + "", item.id ? item.id : " ", item.type ? item.type : " ", ]); }); let footer = [ [], ["簽名:", null, null, null, null, "簽字時間:", null, null], ]; // 初始化一個excel文件,此時需要傳入資料
//aoa_to_sheet方法是將陣列資料轉excel,json及其他方法可以去github檢視
let ws = XLSX.utils.aoa_to_sheet([...listName, ...dataList, ...footer]); // console.log(ws)
// 如果需要修改的單元格較少,可以直接使用styleAll方式,按如下面的方式進行修改,這裡的遍歷與迴圈是為了拼湊字串,如'A1' // let styleAll = ["A1", "A2", "B2", "D2", "E2", "G2", "H2","A3","B3","A4",]; ["A", "B", "C", "D", "E", "F", "G", "H"].map((item) => { for (let i = 1; i < 6 + dataList.length; i++) { let str = (item + i).toString(); if (ws[str]) { if (i < 5 || i > dataList.length + 6) { ws[str].s = { font: { name: "宋體", sz: 12, color: { auto: 1, }, }, alignment: { /// 自動換行 wrapText: 1, // 居中 horizontal: "center", vertical: "center", indent: 0, }, }; } else { ws[str].s = { font: { name: "宋體", sz: 12, color: { auto: 1, }, }, border: { color: { auto: 1, }, top: { style: i === 5 ? "thin" : null, }, bottom: { style: i === 5 + dataList.length ? "thin" : null, }, left: { style: item === "A" ? "thin" : null, }, right: { style: item === "H" ? "thin" : null, }, }, alignment: { /// 自動換行 wrapText: 1, // 居中 horizontal: "center", vertical: "center", indent: 0, }, }; } } } }); ws["!merges"] = [ { s: { c: 0, r: 0 }, e: { c: 8, r: 0 }, }, { s: { c: 1, r: 1 }, e: { c: 2, r: 1 }, }, { s: { c: 4, r: 1 }, e: { c: 5, r: 1 }, }, { s: { c: 1, r: 2 }, e: { c: 8, r: 2 }, }, { s: { c: 1, r: 3 }, e: { c: 8, r: 3 }, }, { s: { c: 0, r: 5 + dataList.length }, e: { c: 8, r: 5 + dataList.length }, }, { s: { c: 1, r: 6 + dataList.length }, e: { c: 4, r: 6 + dataList.length }, }, { s: { c: 6, r: 6 + dataList.length }, e: { c: 7, r: 6 + dataList.length }, }, ]; ws["!rows"] = [ { hpx: 30, }, { hpx: 18, }, { hpx: 30, }, { hpx: 18, }, { hpx: 18, }, { hpx: 18, }, { hpx: 18, }, { hpx: 18, }, { hpx: 18, }, { hpx: 18, }, { hpx: 18, }, { hpx: 18, }, ]; ws["!cols"] = [ { wpx: 80, }, { wpx: 80, }, { wpx: 80, }, { wpx: 80, }, { wpx: 80, }, { wpx: 80, }, { wpx: 80, }, ]; openDownloadDialog(sheet2blob(ws), "出庫匯出.xlsx");
結合另一篇xlsx純匯出進行了解,不需要單元格樣式修改的,使用另外一篇的方式即可