How do I auto resize user's inputted images to a specific dimension in PHP?

Question

When users input their images, their images are any size. I want to be able to resize all the images to a specific dimension. Is there a function that allows me to do that i

Answer 1

ok you can make something:

http://net.tutsplus.com/tutorials/php/image-resizing-made-easy-with-php/

or use something already made, i use this one:

http://www.white-hat-web-design.co.uk/articles/php-image-resizing.php which works a treat