ISDIGIT()

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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.