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Returns the number of bytes that can be read without blocking from the specified request object. #### Syntax available( request ) request.available( ) #### Parameters
request | the request object to use.
#### Returns
integer | the number of bytes that can be read without blocking from the specified request object.
#### Notes This method is only accessible by ss and by iScript Servlet. Normally used with POST form request method. #### Example
    bytes = Request( ).available( )
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