'main.css',

    'menu.css',

    'content.css'

);

 

// Prevent a notice

$css_content = '';

 

// Loop the css Array

foreach ($css as $css_file) {

    if(file_exists($css_file)){

    // Load the content of the css file 

    $css_content .= file_get_contents($css_file);

    $css_content = preg_replace('!/\*[^*]*\*+([^/][^*]*\*+)*/!', '', $css_content);

            /* remove tabs, spaces, newlines, etc. */

    $css_content = str_replace(array("\r\n", "\r", "\n", "\t", '  ', '    ', '    '), '', $css_content);

}

}

 

// print the css content

echo $css_content;