ohdang888 Posted January 15, 2008 Share Posted January 15, 2008 if (isset($_POST['submit'])) ?????? whats that do????? Quote Link to comment https://forums.phpfreaks.com/topic/86052-solved-what-does-this-do/ Share on other sites More sharing options...
KrisNz Posted January 15, 2008 Share Posted January 15, 2008 isset is for testing whether a variable is set or not (surprise, surprise!). It stops php from trying to access non existent variables. Quote Link to comment https://forums.phpfreaks.com/topic/86052-solved-what-does-this-do/#findComment-439452 Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.