Cannot grab querystring...
Anyone know why the input "ScreenWidth" has a value of nothing instead of 1920? I have tried " as well as '.
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You're welcome sir, glad I could help.
Suggestion
Don't use $_GET / $_POST directly in your code - there is no guarantee they will exist.
In your case rather do something like this
Don't use $_GET / $_POST directly in your code - there is no guarantee they will exist.
In your case rather do something like this
$sw = isset($_GET['SW']) ? $_GET['SW'] : 0; // or some other default value
// Now you can use $sw safely as it is guaranteed to have a value;
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