Determines whether the leftmost character in a character expression is alphabetic.
Syntax
ISALPHA(cExpression)
Returns
Logical
Arguments
cExpression
Specifies the character expression that ISALPHA( ) evaluates. Any characters after the first character in cExpression are ignored.
Remarks
ISALPHA( ) returns true (.T.) if the leftmost character in the specified character expression is an alphabetic character; otherwise ISALPHA( ) returns false (.F.).