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ColdFusion Functions


IsArray

Description

Returns TRUE if value is an array.

Category

Decision functions, Array functions

Syntax 

IsArray(value [, number ])

Parameters

Parameter
Description
value
 Variable or array name
number
 Tests whether the array has exactly the specified dimension
Number of elements in value

Example 

<!--- This example shows IsArray --->
<html>
<head>
<title>IsArray Example</title>
</head>

<body>
<H3>IsArray Example</H3>

<!--- Make an array --->
<cfset MyNewArray = ArrayNew(1)>
<!--- set some elements --->
<cfset MyNewArray[1] = "element one">
<cfset MyNewArray[2] = "element two">
<cfset MyNewArray[3] = "element three">
<!--- is it an array? --->
<cfoutput>
  <P>Is this an array? #IsArray(MyNewArray)#
  <P>It has #ArrayLen(MyNewArray)# elements.
  <P>Contents: #ArrayToList(MyNewArray)#
</cfoutput>

</body>
</html>
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