ISDIGIT()
Checks if leftmost character is a digit character
- Syntax
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- ISDIGIT(<cString>) --> lDigit
- Arguments
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- <cString> Any character string
- Returns
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- lDigit Logical true (.T.) or false (.F.).
- Description
-
- This function takes the caracter string <cString> and checks to see if the leftmost character is a digit,from 1 to 9.If so, the function will return a logical true (.T.);otherwise, it will return a logical false (.F.).
Examples
QOUT( "isdigit( '12345' ) = ", isdigit( '12345' ) )
QOUT( "isdigit( 'abcde' ) = ", isdigit( 'abcde' ) )
- Status
- Ready
- Compliance
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- This function is CA-Clipper compliant
- Platforms
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- All
- Files
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- Library is rtl
- See Also