ESLSTR Subroutine

Determine whether the characters in a string are alphanumeric.

call IsAlphaNumeric(STRING_SV, RETURN_BV)

STRING_SV

The string whose characters you want examined.

RETURN_BV

The identifier for a boolean variable to hold the result of this operation.

Description

Use this subroutine to determine whether all the characters in STRING_SV are alphanumeric. The subroutine uses RETURN_BV to return true (1) if they are and false (0) if not.

See Also

IsAlphaNumericFunction( ) Function