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CHR_ISALF  -  Return whether a character is alphabetic

Description:
The given character is tested for being alphabetic, i.e. A - Z or a - z.

Invocation:
RESULT = CHR_ISALF( CVALUE )

Arguments:
CVALUE = CHARACTER (Given)
The character to be tested.

Returned Value:
CHR_ISALF = LOGICAL
Returns .TRUE. if the given character is alphabetic, returns .FALSE. otherwise.



next up previous
Next: CHR_ISALM - Return whether a character is alphanumeric
Up: Routine Descriptions
Previous: CHR_INSET - Return whether a string is a member of a given set



CHR Character Handling Routines
Starlink User Note 40
A C Charles
P C T Rees
A J Chipperfield
2 August 1995
E-mail:ussc@star.rl.ac.uk