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VALIDST.BAS
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BASIC Source File
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1993-04-19
|
657b
|
18 lines
' +----------------------------------------------------------------------+
' | |
' | PBClone Copyright (c) 1990-1993 Thomas G. Hanlin III |
' | |
' +----------------------------------------------------------------------+
DECLARE SUB StripChar (St$, Ch$, StLen%)
FUNCTION ValidSt% (St$, GoodCh$)
IF LEN(GoodCh$) THEN
TmpSt$ = St$
StripChar TmpSt$, GoodCh$, StLen%
ValidSt% = (StLen% = 0)
ELSE
ValidSt% = (LEN(St$) = 0)
END IF
END FUNCTION