ArrayResize

Description

Resets an array to a specified minimum number of elements. Resetting can improve performance, if used to size an array to its expected maximum. For more than 500 elements, use ArrayResize immediately after using the ArrayNew tag.

ColdFusion arrays expand dynamically as data is added.

Returns

True, on successful completion.

Category

Array functions

Function syntax

ArrayResize(array, minimum_size)

Parameters

Parameter

Description

array

Name of an array

minimum_size

Minimum array size

Example

<h3>ArrayResize Example</h3> 
<!--- Perform a query to get the list. ---> 
<cfquery name = "GetCourses" datasource = "cfdocexamples"> 
    SELECT * FROM Courses 
</cfquery> 
<!--- Create a new array. ---> 
<cfset MyArray = ArrayNew(1)> 
<!--- Resize that array to the number of records in the query. ---> 
<cfset temp = ArrayResize(MyArray, GetCourses.RecordCount)> 
<cfoutput> 
    The array is now #ArrayLen(MyArray)# elements, to match 
    the query of #GetCourses.RecordCount# records. 
</cfoutput>