Difference between revisions of "ISDIGIT()"

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==See Also==
 
==See Also==
[[ISALPHA()]], [[ISLOWER()]], [[ISUPPER()]]
+
[[ISALPHA()]], [[ISLOWER()]], [[ISUPPER()]], [[STR_SIZE()]]
  
 
==Description==
 
==Description==

Latest revision as of 04:42, 29 April 2020

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(), STR_SIZE()

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.