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number of xtras

Syntax

    the number of xtras

Description

System property; returns the number of scripting Xtras available to the movie. The Xtras may be either those opened by the `openxlib` command or those present in the standard Xtras folder.

This property can be tested but not set.

Example

This statement displays in the Message window the number of scripting Xtras that are available to the movie:

    put the number of xtras