| CFML Reference
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ColdFusion Functions
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ArrayLen
Description
Returns the length of an array.
Category
Array functions
Syntax
ArrayLen(array)
See also
ArrayIsEmpty
Parameters
| Parameter |
Description |
array
|
Name of an array whose length 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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