Determines whether an array is empty of data elements.
True, if the array is empty; otherwise, False.
ArrayIsEmpty(array)
New in ColdFusion MX: this function can be used on XML objects.
Parameter | Description |
---|---|
array |
Name of an array |
<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>