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BlitzNext/_release/help/commands/2d_commands/ReadAvail.htm
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2014-12-08 12:43:20 +13:00

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<h1>ReadAvail (filehandle/streamhandle)</h1>
<h1>Parameters</h1>
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filehandle/streamhandle = handle assigned to the file or stream when originally opened.
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<h1>Description</h1>
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In the case of file streams, this reflects how much data is internally buffered. In the case of TCP streams, this reflects how much data has 'arrived'.
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<h1><a href=../2d_examples/ReadAvail.bb>Example</a></h1>
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; OpenTCPStream/CloseTCPStream/ReadAvail Example
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Print "Connecting..."
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tcp=OpenTCPStream( "www.blitzbasement.com",80 )
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If Not tcp Print "Failed.":WaitKey:End
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Print "Connected! Sending request..."
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WriteLine tcp,"GET http://www.blitzbasement.com HTTP/1.0"
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WriteLine tcp,Chr$(10)
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If Eof(tcp) Print "Failed.":WaitKey:End
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Print "Request sent! Waiting for reply..."
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While Not Eof(tcp)
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Print ReadLine$( tcp )
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Print "Bytes available:" + ReadAvail(tcp)
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Wend
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If Eof(tcp)=1 Then Print "Success!" Else Print "Error!"
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CloseTCPStream tcp
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WaitKey
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