Code: Alles auswählen.
data:
ld_alpha type string,
ld_char type string,
ld_number type string.
ld_alpha = '23425234mmmna'.
ld_number = ld_char = ld_alpha.
replace all occurences of regex '[0-9]' in ld_char with space.
replace all occurences of regex '[^0-9]' in ld_number with space.