Handle! datatype

1. Abstract

Handle! values represent opaque integers that are used for interacting with the operating system.

Handle! is a member of the following typesets: default!, immediate!

2. Creation

Handle! values are used to communicate with the operating system and can only be represented by words that are arguments to functions handling this communication.

3. Testing values

Use handle? to check if a value is of the handle! datatype.

4. Pre-defined words

4.1. Functions


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