View Direction dont change to rtl in XLSX-Style

Question

I want to export a rtl direction xlsx file using XLSX-Style According to official documents I use below code to change view direction to rtl

    if (!wb.Workbook) wb.Workbook = {};
    if (!wb.Workbook.Views) wb.Workbook.Views = [];
    if (!wb.Workbook.Views[0]) wb.Workbook.Views[0] = {};
    wb.Workbook.Views[0].RTL = true;

but again exported view direction is ltr