Search results for: "check"

How can the issue of radio buttons not staying marked in PHP forms be resolved when using $_POST['check[0]'] instead of $check[0]?

When using $_POST['check[0]'] instead of $check[0] in PHP forms with radio buttons, the issue of radio buttons not staying marked can be resolved by e...

How can you check if a website exists using PHP?

To check if a website exists using PHP, you can use the `get_headers` function to send a HEAD request to the website URL and check the response code....

How can you check for 'NULL' values in PHP?

To check for 'NULL' values in PHP, you can use the `is_null()` function. This function returns true if the variable is null and false otherwise. You c...

How can you check if a browser accepts cookies in PHP?

To check if a browser accepts cookies in PHP, you can use the `isset()` function to check if the `$_COOKIE` superglobal array is set. If it is set, th...

How can one check if an external domain exists using PHP?

To check if an external domain exists using PHP, you can make a simple HTTP request to the domain and check the response code. If the response code is...