本来用的xlsx和xlsx-style两个插件，过程一步一个坑，到完全能用要消灭好多bug。这时发现了exceljs，真香😀
案例
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>exceljs 使用</title>
</head>
<body>
<button onclick="exporting()">导出</button>
<script>
function exporting() {
// 创建工作簿
const workbook = new ExcelJS.Workbook()
// 添加工作表
const worksheet = workbook.addWorksheet('sheet1')
// 设置表头
worksheet.columns = [{
header: '名次',
key: 'sort',
width: 10
},
{
header: '班级',
key: 'class',
width: 20
},
{
header: '姓名',
key: 'name',
width: 20
},
{
header: '得分',
key: 'score',
width: 10
},
]
// 添加表体数据
worksheet.addRow({
sort: 1,
class: '前端三班',
name: 'Buer',
score: 99
})
worksheet.addRow({
sort: 2,
class: '前端一班',
name: 'Jack',
score: 86
})
worksheet.addRow({
sort: 3,
class: '前端一班',
name: 'Mary',
score: 58
})
// 设置单元格
const aCell = worksheet.getCell('A1')
// 1.边框 https://github.com/exceljs/exceljs/blob/HEAD/README_zh.md#边框
aCell.border = {
top: {
style: 'thin'
},
left: {
style: 'thin'
},
bottom: {
style: 'thin'
},
right: {
style: 'thin'
},
}
// 2.填充 https://github.com/exceljs/exceljs/blob/HEAD/README_zh.md#填充
aCell.fill = {
type: 'pattern',
pattern: 'mediumGray',
fgColor: {
rgb: '#c2c2c2'
}
}
// 设置行样式 https://github.com/exceljs/exceljs/blob/HEAD/README_zh.md#字体
worksheet.getRow(1).font = {
bold: true,
}
// 导出表格
workbook.xlsx.writeBuffer().then((buffer) => {
const blob = new Blob([buffer], {
type: ''application/vnd.openxmlformats-officedocument.spreadsheetml.sheet''
})
const link = document.createElement('a')
link.href = URL.createObjectURL(blob)
link.download = '测试' + '.xlsx'
link.click()
URL.revokeObjectURL(link.href) // 下载完成释放掉blob对象
})
}
</script>
<script src="https://cdn.jsdelivr.net/npm/exceljs@4.4.0"></script>
</body>
</html>
列宽自适应：https://ask.csdn.net/questions/8062252/54484687?spm=1001.2014.3001.5501
