VERIFY(STRING, SET, BACK)

Purpose

Verify that a set of characters contains all the characters in a string by identifying the position of the first character in a string of characters that does not appear in a given set of characters.

Class

Elemental function

Argument Type and Attributes

STRING
must be of type character.

SET
must be of type character with the same kind type parameter as STRING.

BACK (optional)
must be of type logical.

Result Type and Attributes

Default integer.

Result Value

Examples

IBM Copyright 2003