ArrayPop

Description

Removes the last element from an array.

Returns

The popped element.

Syntax

ArrayPop(array)

Member function

array.pop()

History

New in ColdFusion (2021 release)

Parameters

Parameter

Required/Optional

Description

array

Required

The array whose last element is to be removed.

註解:

If you apply ArrayPop to an empty array, there is an exception.

Example

<cfscript>
    arr=[{"id":101,"name":"John"},
         {"id":102,"name":"Paul"},
         {"id":103,"name":"George"}
        ]
    // Array push
    ArrayPush(arr,{"id":104,"name":"Ringo"})
    // Array pop
    WriteDump(ArrayPop(arr))
</cfscript>

Output

Array pop
Array pop

Example

<cfscript> 
 Q1=queryNew(data=[ 
     {"id":1,"title":"Moby Dick"},  
     {"id":2,"title":"Great Expectations"} 
    ]); 
 Q2=queryNew(data=[ 
     {"id":3,"title":"Hamlet"},  
     {"id":4,"title":"Macbeth"} 
    ]); 
 arrOfQ=[Q1,Q2] 
 Q3=queryNew(data=[ 
     {"id":5,"title":"Frankenstein"},  
     {"id":6,"title":"Metamorphosis"} 
    ]); 
 // Array push 
 ArrayPush(arrOfQ,Q3) 
 // Array pop 
 WriteDump(ArrayPop(arrOfQ)) 
</cfscript>

Output

Array pop
Array pop

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