workbook.getColumnName

Returns a column's letter from its index, starting at 0. For example, 0 returns "A" and 26 returns "AA". It works the same as workbook.columnIndexToName.

workbook.getColumnName(columnNumber)

Parameters

Parameter	Type	Description
columnNumber	number	The column's index, starting at 0.

Returns

string

The column's letter.

Examples

const columnName = workbook.getColumnName(2); // "C"

Related

• workbook.columnIndexToName
• workbook.columnNameToIndex