digit.f File Reference

Check whether the characters in a string are all numeric. More...

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Functions/Subroutines
LOGICAL function	digit (STR)
	This logical function checks whether the characters in a string are all numeric. More...

Detailed Description

Check whether the characters in a string are all numeric.

Definition in file digit.f.

Function/Subroutine Documentation

LOGICAL function digit

(

character*(*)

STR

)

This logical function checks whether the characters in a string are all numeric.

Author

J. Woollen

Date

1994-01-06

Parameters

[in]

STR

– character*(*): String

Returns

digit – logical: .TRUE. if all characters in STR are numeric; .FALSE. otherwise

Program History Log:

Date	Programmer	Comments
1994-01-06	J. Woollen	Original author
2007-01-19	J. Ator	Simplified logic
2009-03-23	J. Ator	Fixed minor bug caused by typo

Definition at line 21 of file digit.f.

Referenced by cktaba(), numbck(), and stntbia().