exceljs export cell set column width, text center

Corresponding code:

  exportExcel() {    
        // 导出的表头
      let columns = [
        { name: '90-100分' },
        { name: '80-89分' },
        { name: '70-79分' },
        { name: '60-69分' },
        { name: '0-59分' }
      ]
        // 引入 exceljs，自己灵活引入
      let exceljs = require('exceljs')
      let excel = new exceljs.Workbook()
      let monthSheet = excel.addWorksheet('excel的文件名')
      monthSheet.addTable({
        // 插入到多少行，自己设置
        ref: 'A20',
        style: {
          // 风格
          theme: 'TableStyleLight11'
        },
        columns,
            // 表体的内容，与表头顺序对应
        rows: this.tableData.map((one, i) => [one.stage9, one.stage8, one.stage7, one.stage6, one.stage5])
      })
      columns.forEach((item, i) => {    
        // 设置样式，更多样式去看文档
        monthSheet.getColumn(i + 1).width = 10
        monthSheet.getColumn(i + 1).alignment = { vertical: 'middle', horizontal: 'center' }
      })
      excel.xlsx.writeBuffer().then((buffer) => {
          // file-savel是用于把文件下载下来的，用别的也可以
        let saver = require('file-saver')
        saver.saveAs(new Blob([buffer], { type: 'application/octet-stream' }), '巴长能力分布一.xlsx')
      })
    }

key code:

 columns.forEach((item, i) => {
        monthSheet.getColumn(i + 1).width = 10
        monthSheet.getColumn(i + 1).alignment = { vertical: 'middle', horizontal: 'center' }
})