Build Excel via Javascript
var jExc = new JExcel();
//Init a Sheet with a name.
var sheet = jExc.SetSheet("Sheet1");
//the row and col start at 0 .
//Set the D4 position to a number 1000.
sheet.Set(3, 3, 1000);
//When call SaveAs, it will auto download.
jExc.SaveAs("test");Have fun !