Difference between revisions of "ISDIGIT()"

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[[Category:Expressions and Type Conversion]]
 
[[Category:Expressions and Type Conversion]]
 
[[Category:Expressions and Type Conversion Functions]]
 
[[Category:Expressions and Type Conversion Functions]]
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[[Category:Lianja VFP Extensions]]
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[[Category:VFP Function Extensions]]

Revision as of 07:18, 10 December 2012

Purpose

Function to check to see if the first character in a given character expression is a digit


Syntax

ISDIGIT(<expC>)


See Also

ISALPHA(), ISLOWER(), ISUPPER()


Description

The ISDIGIT() function will return .T. if the first character of the given character expression is a value within the range of 0 to 9, and .F. otherwise.


Example

? isdigit("9 Belmont Ave")
.T.
? isdigit("Nine Belmont Ave")
.F.


Products

Lianja, Lianja Server