PHP Programming How to

Let's say you have some input which is url, and the url doesn't always have protocol on it such as http://, https://, ftp://, ft...

One of the most important file in php world is probably the php.ini file, this file contains configuration of the php that's runnin...

In php you can set the maximum upload file size for your application, which is i believe you can set on php.ini file, but the question ...

To check whether a file is really exist or not in php, we can use function called file_exists(), the same function can also be use to c...

To remove underscore from a string in php, we can use the str_replace function, in fact you can also remove other character or other st...