ColdFusion 9.0 Resources

Array functions

The following functions are available for creating, editing, and handling arrays:

Function	Description
`ArrayAppend`	Appends an array element to the end of a specified array.
`ArrayAvg`	Returns the average of the values in the specified array.
`ArrayClear`	Deletes all data in a specified array.
`ArrayDeleteAt`	Deletes an element from a specified array at the specified index and resizes the array.
`ArrayInsertAt`	Inserts an element (with data) in a specified array at the specified index and resizes the array.
`ArrayIsDefined`	Returns True if the specified array is defined.
`ArrayIsEmpty`	Returns True if the specified array is empty of data.
`ArrayLen`	Returns the length of the specified array.
`ArrayMax`	Returns the largest numeric value in the specified array.
`ArrayMin`	Returns the smallest numeric value in the specified array.
`ArrayNew`	Creates an array of specified dimension.
`ArrayPrepend`	Adds an array element to the beginning of the specified array.
`ArrayResize`	Resets an array to a specified minimum number of elements.
`ArraySet`	Sets the elements in a 1D array in a specified range to a specified value.
`ArraySort`	Returns the specified array with elements sorted numerically or alphanumerically.
`ArraySum`	Returns the sum of values in the specified array.
`ArraySwap`	Swaps array values in the specified indexes.
`ArrayToList`	Converts the specified 1D array to a list, delimited with the character you specify.
`IsArray`	Returns True if the value is an array.
`ListToArray`	Converts the specified list, delimited with the character you specify, to an array.

For more information about each of these functions, see the CFML Reference.

If a function returns an array, you can now reference a specific element array directly in the function call statement. For example, the following line references the fifth element of the array returned by the myFunc() function:

myFunc()[5]