Difference between revisions of "IS ARRAY()"

Revision as of 09:02, 7 December 2012

Purpose

Function to check whether an expression is the name of an array

Syntax

IS_ARRAY(<exp>)

See Also

AADD(), AAVERAGE(), ACOPY(), ADEL(), ADESC(), ADIR(), AELEMENT(), AFIELDS(), AFILL(), AINS(), ALEN(), AMAX(), AMIN(), APPEND FROM ARRAY, ARRAY(), ASIZE(), ASORT(), ASTORE(), ASTRING(), ASUBSCRIPT(), ASUM(), COPY TO ARRAY, DECLARE, DIMENSION, GATHER, IN_ARRAY(), IS_FLOAT(), IS_INT(), IS_OBJECT(), IS_STRING(), ISALPHA(), ISDIGIT(), ISLOWER(), ISUPPER(), LOCAL, PRIVATE, PUBLIC, RELEASE, RESTORE, SAVE, SCATTER, SET EXACT, TYPE()

Description

The IS_ARRAY() function returns .T. (true) if the specified expression is the name of a fixed or dynamic array, otherwise .F. (false).

Example

open database southwind
select * from example into array afixed
? is_array(afixed)
.T.
select * from example into object adynamic
? is_array(adynamic)
.T.