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tcp.is-connected

function

Library: TCP/IP client and server support (OMTCP)
Import : omtcp.xmd

Returns:


Declaration 
define external switch function tcp.is-connected
      value tcp.connection Connection

Argument definitions

Connection
is variable of type tcp.connection.


Purpose

Use tcp.is-connected to determine if the TCP connection is currently connected, independently of whether it's just been declared, is open, or is in error.

Requirements

It is always valid to call this function.

Example 


  import "omtcp.xmd" prefixed by tcp.
  
  process
     local tcp.connection Client
  
     set Client to tcp.connect to "osarus" on 5902
     repeat
        exit unless tcp.is-connected Client
  
        ;process
     again

Related Topics
Other Library Functions