Cookies allow you to set variables that are persistent between multiple visits to a website.
<?php
$cookie = "sdcookie";
$time = time();
setcookie($cookie, $time);
print "Current Time: $time";
print "</br>";
print "Previous Visit Time: $_COOKIE[sdcookie]";
?>
Commenting code allows you to add notations to you script to explain why it was written how it was. You can also use commenting to keep specific code from running during troubleshooting. <?php /* […]
You can send emails directly from PHP scripts using the mail() function. You need to have a local email server setup to do this, to to learn it’s best to use a shared hosting account […]
This project uses a server with PHP to send commands to the Arduino Vehicle. The commands are sent use shell_exec and triggering wget on the command line. wget needs to be installed on your server. […]
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