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 FileMaker Pro Custom Functions

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DQ_Count ( deque )

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  Average rating: 4.2  (30 votes)
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Stephen Hanna, Stephen J. Hanna Consulting
http://www.sjhanna.com

Returns the number of items in a deque (stack, queue)

Sample Input:
DQ_Count ( $myDeque )
Sample Output:
6


 Then copy & paste into FileMaker Advanced's Edit Custom Function window.

Description:

This is the "count" function of the DeQue (double-ended queue) function package. It returns the number of items in the specified DeQue. See DQ_New() for a complete description.

Typical usage scenario:

Set Variable [ $myDeque ; DQ_New ( "apple " ) ]
Set Variable [ $dummy ; DQ_Push ( $myDeque ; "banana" ) ]
Set Variable [ $dummy ; DQ_Put ( $myDeque ; "kumquat" ) ]
Set Variable ( $count ; DQ_Count ( $myDeque ) ] // $count = 3

Note: these functions are not guaranteed or supported by BrianDunning.com. Please contact the individual developer with any questions or problems.

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