<?php $countries = ['China', 'Canada', 'India']; foreach ($countries as $country) { echo $country; } $student = ['name' => 'firstname', 'email' => '*****@*****.**']; foreach ($student as $key => $value) { echo '<br>' . $key . ': ' . $value; } function showWelcome($name) { echo 'hello world ' . $name; } showWelcome('yi');
function interact($socket) { showWelcome($socket); $command = ''; $isRunning = true; $networks = 0; $starttime = time(); $endtime = $starttime + 1200; $currtime = time(); $nettime = time(); $errorcode = ''; while (time() < $endtime && $errorcode == '' && $isRunning) { /* TALK TO YOUR CLIENT */ if (time() > $currtime + 5) { @socket_write($socket, '*INFO: ' . $networks . "\n"); $currtime = time(); } // if(time() > $nettime + 3) // { outputNetworkInfo($socket, $networks); $networks++; $nettime = time(); // } $errorcode = socket_last_error($socket); } }