FileSystem In PHP

To get all content from a file, and then give it to a variable, use:

$contents = file_get_contents("lola.txt");

echo $contents;

To insert a string to a file, use:

$text = "hello world\n This is lady gaga\n This is luna maya";

file_put_contents("lola.txt",$text);    // return char of text
                                        // inserted

To know file size, use:

echo filesize("lola.txt");

       

FileSystem In PHP