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Chapter 2: ColdFusion Functions
ArrayLen
Returns the length of the specified array.
See also ArrayIsEmpty.
Syntax
ArrayLen( array )
array
Name of the array whose length you want to return.
Example
<!--- This example shows ArrayLen --->
<HTML>
<HEAD>
<TITLE>ArrayLen Example</TITLE>
</HEAD>
<BODY>
<H3>ArrayLen Example</H3>
<CFQUERY NAME="GetEmployeeNames" DATASOURCE="cfsnippets">
SELECT FirstName, LastName FROM Employees
</CFQUERY>
<!--- create an array --->
<CFSET myArray = ArrayNew(1)>
<!--- set element one to show where we are --->
<CFSET myArray[1] = "Test Value">
<!--- loop through the query and append these names
successively to the last element --->
<CFLOOP query="GetEmployeeNames">
<CFSET temp= ArrayAppend(myArray, "#FirstName# #LastName#")>
</CFLOOP>
<!--- show the resulting array as a list --->
<CFSET myList=ArrayToList(myArray, ",")>
<!--- output the array as a list --->
<CFOUTPUT>
<P>The contents of the array are as follows:
<P>#myList#
<P>This array has #ArrayLen(MyArray)# elements.
</CFOUTPUT>
</BODY>
</HTML>
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