GetElementID: Difference between revisions

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===Returns===
===Returns===
Returns a string containing the element ID, or false if the element is invalid, or has no ID.
This returns a ''string'' containing the element ID. It will return an empty ''string'' if it has no ID. It will return false if the element is invalid.


==Example==  
==Example==  

Revision as of 14:40, 22 August 2006

This function gets the ID of an element.

Syntax

string getElementID ( element theElement )

Required Arguments

  • theElement: the element from which to retrive the ID.

Returns

This returns a string containing the element ID. It will return an empty string if it has no ID. It will return false if the element is invalid.

Example

To get the ID of the following element: 

<flag id="northflag" posX="2365" posY="215" posZ="32">

You could use the following code: 

-- assume flag refers to the flag element in the above XML code
idstring = getElementID ( flag ) -- get the id of the flag element
outputChatBox ( "The flag's ID is: " .. idstring ) -- output: The flag's ID is: northflag

See Also


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