LCHR

DCL:MISC｣ｱ:CHKLIB: Character Type Recognition *:Explanation of Functions

4.3.2 LCHR

1.

Function

Judges the character type of a character string. The character string type to recognize will be given in the form of a template by a different character sting.

2.

Call

LCHR(CHAR,CREF)

3.

Explanation of Parameters

CHAR (C *( *)) Character string that will be checked for its character type.

CREF (C *( *)) A character-string template that specifies the type of character string, expressed as a combination of 'B': spaces; 'C': currency signs; 'S': special characters; 'L': roman letters; 'D': numeric characters; 'A': alphanumeric characters; and 'F': FORTRAN characters.

LCHR (L) A logical function value that returns .TRUE. when CHAR has the character type specified by CREF, and .FALSE. if not .

4.

Notes

(a): CHAR and CREF must have the same length.

`CHAR`	`(C ( ))`	Character string that will be checked for its character type.
`CREF`	`(C ( ))`	A character-string template that specifies the type of character string, expressed as a combination of `'B'`: spaces; `'C'`: currency signs; `'S'`: special characters; `'L'`: roman letters; `'D'`: numeric characters; `'A'`: alphanumeric characters; and `'F'`: FORTRAN characters.
`LCHR`	`(L)`	A logical function value that returns `.TRUE.` when `CHAR` has the character type specified by `CREF`, and `.FALSE.` if not .