| CFML Reference
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ColdFusion Functions
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ArrayIsEmpty
Description
Determines whether an array is empty of data.
Returns a Boolean TRUE if the array is empty; otherwise FALSE.
Category
Array functions
Syntax
ArrayIsEmpty(array)
See also
ArrayLen
Parameters
| Parameter |
Description |
array
|
Name of an array to check for data
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Example <!--- This example shows ArrayIsEmpty --->
<html>
<head>
<title>ArrayIsEmpty Example</title>
</head>
<body>
<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>
</body>
</html>
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