wuqilang
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>导出图片和数据到Excel</title>
  </head>
  <body></body>
  <script src="js/export2Excel.js"></script>
  <script>
    // tHeader和tbody的数据需要一一对应
    let tHeader = [\'鲜花\', \'颜色\', \'照片\']
    let tbody = [
      {
        name: \'玫瑰花\',
        color: \'红色\',
        pic:
          \'https://ss1.bdstatic.com/70cFuXSh_Q1YnxGkpoWK1HF6hhy/it/u=2801998497,4036145562&fm=27&gp=0.jpg\'
      },
      {
        name: \'菊花\',
        color: \'黄色\',
        pic:
          \'https://img2020.cnblogs.com/blog/1742906/202105/1742906-20210514231342257-1073217931.jpg\'
      },
      {
        name: \'牵牛花\',
        color: \'紫色\',
        pic:
          \'https://img2020.cnblogs.com/blog/1742906/202105/1742906-20210514231502756-707130600.jpg\'
      },
      {
        name: \'梅花\',
        color: \'白色\',
        pic:
          \'https://img2020.cnblogs.com/blog/1742906/202105/1742906-20210514231510233-31637764.jpg\'
      },
      {
        name: \'桃花花\',
        color: \'粉色\',
        pic:
          \'https://ss1.bdstatic.com/70cFvXSh_Q1YnxGkpoWK1HF6hhy/it/u=602076004,4209938077&fm=27&gp=0.jpg\'
      }
    ]
    const export2Excel = (theadData, tbodyData, dataname) => {
      let re = /http/ // 字符串中包含http,则默认为图片地址
      let th_len = theadData.length // 表头的长度
      let tb_len = tbodyData.length // 记录条数
      let width = 40 // 设置图片大小
      let height = 60

      // 添加表头信息
      let thead = \'<thead><tr>\'
      for (let i = 0; i < th_len; i++) {
        thead += \'<th>\' + theadData[i] + \'</th>\'
      }
      thead += \'</tr></thead>\'

      // 添加每一行数据
      let tbody = \'<tbody>\'
      for (let i = 0; i < tb_len; i++) {
        tbody += \'<tr>\'
        let row = tbodyData[i] // 获取每一行数据

        for (let key in row) {
          if (re.test(row[key])) {
            // 如果为图片,则需要加div包住图片
            //
            tbody +=
              \'<td style="width:\' +
              width +
              \'px; height:\' +
              height +
              \'px; text-align: center; vertical-align: middle"><div style="display:inline"><img src=\\'\' +
              row[key] +
              "\' " +
              \' \' +
              \'width=\' +
              \'"\' +
              width +
              \'"\' +
              \' \' +
              \'height=\' +
              \'"\' +
              height +
              \'"\' +
              \'></div></td>\'
          } else {
            tbody += \'<td style="text-align:center">\' + row[key] + \'</td>\'
          }
        }
        tbody += \'</tr>\'
      }
      tbody += \'</tbody>\'

      let table = thead + tbody

      // 导出表格
      exportToExcel(table, dataname)
    }

    export2Excel(tHeader, tbody, \'我爱花朵\')
  </script>
</html>

export2Excel.js:

/* eslint-disable */
let idTmr
const getExplorer = () => {
  let explorer = window.navigator.userAgent
  //ie
  if (explorer.indexOf(\'MSIE\') >= 0) {
    return \'ie\'
  }
  //firefox
  else if (explorer.indexOf(\'Firefox\') >= 0) {
    return \'Firefox\'
  }
  //Chrome
  else if (explorer.indexOf(\'Chrome\') >= 0) {
    return \'Chrome\'
  }
  //Opera
  else if (explorer.indexOf(\'Opera\') >= 0) {
    return \'Opera\'
  }
  //Safari
  else if (explorer.indexOf(\'Safari\') >= 0) {
    return \'Safari\'
  }
}
// 判断浏览器是否为IE
const exportToExcel = (data, name) => {
  // 判断是否为IE
  if (getExplorer() == \'ie\') {
    tableToIE(data, name)
  } else {
    tableToNotIE(data, name)
  }
}

const Cleanup = () => {
  window.clearInterval(idTmr)
}

// ie浏览器下执行
const tableToIE = (data, name) => {
  let curTbl = data
  let oXL = new ActiveXObject(\'Excel.Application\')

  //创建AX对象excel
  let oWB = oXL.Workbooks.Add()
  //获取workbook对象
  let xlsheet = oWB.Worksheets(1)
  //激活当前sheet
  let sel = document.body.createTextRange()
  sel.moveToElementText(curTbl)
  //把表格中的内容移到TextRange中
  sel.select
  //全选TextRange中内容
  sel.execCommand(\'Copy\')
  //复制TextRange中内容
  xlsheet.Paste()
  //粘贴到活动的EXCEL中

  oXL.Visible = true
  //设置excel可见属性

  try {
    let fname = oXL.Application.GetSaveAsFilename(
      \'Excel.xls\',
      \'Excel Spreadsheets (*.xls), *.xls\'
    )
  } catch (e) {
    print(\'Nested catch caught \' + e)
  } finally {
    oWB.SaveAs(fname)

    oWB.Close((savechanges = false))
    //xls.visible = false;
    oXL.Quit()
    oXL = null
    // 结束excel进程,退出完成
    window.setInterval(\'Cleanup();\', 1)
    idTmr = window.setInterval(\'Cleanup();\', 1)
  }
}

// 非ie浏览器下执行
const tableToNotIE = (function () {
  // 编码要用utf-8不然默认gbk会出现中文乱码
  let uri = \'data:application/vnd.ms-excel;base64,\',
    template =
      \'<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns="http://www.w3.org/TR/REC-html40"><head><meta charset="UTF-8"><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets><x:ExcelWorksheet><x:Name>{worksheet}</x:Name><x:WorksheetOptions><x:DisplayGridlines/></x:WorksheetOptions></x:ExcelWorksheet></x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]--></head><body><table>{table}</table></body></html>\',
    base64 = function (s) {
      return window.btoa(unescape(encodeURIComponent(s)))
    },
    format = (s, c) => {
      return s.replace(/{(\w+)}/g, (m, p) => {
        return c[p]
      })
    }
  return (table, name) => {
    let ctx = {
      worksheet: name,
      table
    }

    //创建下载
    let link = document.createElement(\'a\')
    link.setAttribute(\'href\', uri + base64(format(template, ctx)))

    link.setAttribute(\'download\', name)

    // window.location.href = uri + base64(format(template, ctx))
    link.click()
  }
})()
View Code

 

分类:

技术点:

相关文章: