Difference between revisions of "IS ARRAY()"
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==Purpose== | ==Purpose== | ||
Function to check whether an expression is the name of an array | Function to check whether an expression is the name of an array | ||
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==Syntax== | ==Syntax== | ||
IS_ARRAY(<exp>) | IS_ARRAY(<exp>) | ||
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==See Also== | ==See Also== | ||
− | [[AADD()]], [[AAVERAGE | + | [[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()]] |
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==Description== | ==Description== | ||
The IS_ARRAY() function returns .T. (true) if the specified expression is the name of a fixed or dynamic array, otherwise .F. (false). | The IS_ARRAY() function returns .T. (true) if the specified expression is the name of a fixed or dynamic array, otherwise .F. (false). | ||
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==Example== | ==Example== | ||
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</code> | </code> | ||
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[[Category:Documentation]] | [[Category:Documentation]] | ||
[[Category:Functions]] | [[Category:Functions]] | ||
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[[Category:Array Processing Functions]] | [[Category:Array Processing Functions]] | ||
+ | [[Category:Lianja VFP Extensions]] | ||
+ | [[Category:VFP Function Extensions]] |
Latest revision as of 06:21, 10 December 2012
Contents
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.