getColumnName static method

String getColumnName(
  1. int col
)

Get column name from column.

Implementation

static String getColumnName(int col) {
  col--;
  String strColumnName = '';
  do {
    final int iCurrentDigit = col % 26;
    col = (col ~/ 26) - 1;
    strColumnName = String.fromCharCode(65 + iCurrentDigit) + strColumnName;
  } while (col >= 0);
  return strColumnName;
}