<?php $descriptorspec = array( 0 => array("pipe", "r"), // stdin is a pipe that the child will read from 1 => array("pipe", "w"), // stdout is a pipe that the child will write to 2 => array("pipe", "w") // stderr is a file to write to ); $process = proc_open('ping -n 20 example.com', $descriptorspec, $pipes, getcwd(), $_ENV); if (is_resource($process)) { // $pipes now looks like this: // 0 => writeable handle connected to child stdin // 1 => readable handle connected to child stdout // Any error output will be appended to /tmp/error-output.txt fwrite($pipes[0], '<?php print_r($_ENV); ?>'); fclose($pipes[0]); echo stream_get_contents($pipes[1]); fclose($pipes[1]); fclose($pipes[2]); // It is important that you close any pipes before calling // proc_close in order to avoid a deadlock $return_value = proc_close($process); echo "command returned $return_value\n"; } ?>
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