| ArrayLen |
|
 |
| Description
|
|
Determines the number of elements in an array.
|
| |
| Returns
|
|
The number of elements in an array.
|
| |
| Category
|
|
Array functions
|
| |
| Function syntax |
ArrayLen(array)
|
| |
| See also
|
|
ArrayIsEmpty
|
| |
| History
|
|
ColdFusion MX: Changed behavior: this function can be used on child XML objects.
|
| |
| Parameters
|
| |
| Parameter |
Description |
| array |
Name of an array |
|
| |
Example<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>
|