This question, and its first answer, appear to have been written at a time prior to the Python Parser becoming available for writing Label Expressions.

In this case I think the expression (untested) would be:

def FindLabel ( [StringNumber] ):
  S = ''.join([letter for letter in [StringNumber] if not letter.isdigit()])
  return S

This question, and its first answer, appear to have been written at a time prior to the Python Parser becoming available for writing Label Expressions.

In this case I think the expression (untested) would be:

def FindLabel ( [StringNumber] ):
  S = ''.join([letter for letter in [StringNumber] if not letter.isdigit()])
  return S