171     $css = ob_get_contents();
175     stripsourcemaps($css);
178     $css = css_applystyle($css, $styleini['replacements']);
181     $css = css_parseless($css);
185         $css = css_compress($css);
191 …$css = preg_replace_callback('#(url\([ \'"]*)(' . $base . ')(.*?(?:\.(png|gif)))#i', css_datauri(.…
194     http_cached_finish($cache->cache, $css);
203  * @param string $css
206 function css_parseless($css)  argument
219         return $less->compile($css);
230             $lines = explode("\n", $css);
266  * @param string $css
272 function css_applystyle($css, $replacements)  argument
286     $css = strtr($css, $replacements);
289     $css = $less . $css;
290     return $css;
444         $css = io_readFile($this->filepath);
445         if (!$location) return $css;
449 …$css = preg_replace_callback('#(url\( *)([\'"]?)(.*?)(\2)( *\))#', $this->replacements(...), $css);
450 …    $css = preg_replace_callback('#(@import\s+)([\'"])(.*?)(\2)#', $this->replacements(...), $css);
452         return $css;
561  * @param string $css
566 function css_compress($css)  argument
576     $css = preg_replace_callback('/(([\'"]).*?(?<!\\\\)\2)/', $quote_cb, $css);
579     $css = preg_replace_callback('#(/\*)(.*?)(\*/)#s', css_comment_cb(...), $css);
582     $css = preg_replace_callback('/^.*\/\/.*$/m', css_onelinecomment_cb(...), $css);
585     $css = preg_replace('![\r\n\t ]+!', ' ', $css);
586     $css = preg_replace('/ ?([;,{}\/]) ?/', '\\1', $css);
587     $css = preg_replace('/ ?: /', ':', $css);
590     $css = preg_replace(
593         $css
595     $css = preg_replace(
598         $css
600     $css = preg_replace(
603         $css
605     $css = preg_replace(
608         $css
610     $css = preg_replace(
613         $css
617     $css = preg_replace(
620         $css
622     $css = preg_replace(
625         $css
629     $css = preg_replace(
632         $css
640     $css = preg_replace_callback('/"STR(\d+)"/', $quote_back_cb, $css);
641     $css = trim($css);
643     return $css;