<?php
/***
This example runs the askforinput.php script, which prompts the user for some input
and displays the results.
***/
require ( '../AsynchronousCommand.php') ;
// Execute the askforinput.php script. Note that the second parameter of the AsynchronousCommand
// constructor is set to true, meaning that we want to write to the process' standard input.
$cmd = new AsynchronousCommand ( "php askforinput.php", true ) ;
$cmd -> Run ( ) ;
// A difficulty I could not overcome is that stream_select() on windows platforms is blocking if
// some input is requested meanwhile.
// For that reason, we won't be able to catch the "Please enter something : " prompt until we
// satisfy the external command input request
if ( $cmd -> IsStdinRequested ( ) )
$cmd -> WriteLine ( "This is some text piped into askforinput.php standard input" ) ;
// Write command output
while ( ( $line = $cmd -> ReadLine ( ) ) !== false )
echo ( $line ) ;
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