SAS Functions by Example, Second Edition, 2nd Edition

Function:   NOTLOWER

Purpose:    To determine the position of the first character in a string that is not a lowercase letter. If none is found, the function returns a 0. With the use of an optional parameter, this function can begin searching at any position in the string and can also search from right to left, if desired.

Syntax:      NOTLOWER(character-value <,start>)

character-value is any SAS character value.

start is an optional parameter that specifies the position in the string to begin the search. If it is omitted, the search starts at the beginning of the string. If it is non-zero, the search begins at the position in the string of the absolute value of the number (starting from the left-most position in the string). If the start value ...