ArrayIsEmpty

Description

Determines whether an array is empty of data elements.

Returns

True, if the array is empty; False, otherwise.

Category

Array functions

Function syntax

ArrayIsEmpty(array)

See also

ArrayLen, Functions for XML object management in Using XML and WDDX in ColdFusion MX Developer's Guide

History

ColdFusion MX: Changed behavior: this function can be used on XML objects.

Parameters

Example

<h3>ArrayIsEmpty Example</h3>
<!--- create a new array --->
<cfset MyArray = ArrayNew(1)>
<!--- populate an element or two --->
<cfset MyArray[1] = "Test">
<cfset MyArray[2] = "Other Test">
<!--- output the contents of the array --->
<p>Your array contents are:
<cfoutput>#ArrayToList(MyArray)#</cfoutput>
<!--- check if the array is empty --->
<p>Is the array empty?:
<cfoutput>#ArrayIsEmpty(MyArray)#</cfoutput>
<p>Now, clear the array:
<!--- now clear the array --->
<cfset Temp = ArrayClear(MyArray)>
<!--- check if the array is empty --->
<p>Is the array empty?:
<cfoutput>#ArrayIsEmpty(MyArray)#</cfoutput>

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