original_string: public function get_precompiled_css_content() {
          $configs = [$this] + $this->parent_configs;
          $css = '';
  
          foreach ($configs as $config) {
              if (isset($config->precompiledcsscallback)) {
                  $function = $config->precompiledcsscallback;
                  if (function_exists($function)) {
                      $css .= $function($this);
                  }
              }
          }
          return $css;
      }
code: public function get_precompiled_css_content() {
          $configs = [$this] + $this->parent_configs;
          $css = '';
  
          foreach ($configs as $config) {
              if (isset($config->precompiledcsscallback)) {
                  $function = $config->precompiledcsscallback;
                  if (function_exists($function)) {
                      $css .= $function($this);
                  }
              }
          }
          return $css;
      }
code_tokens: public function get_precompiled_css_content ( ) { $ configs = [ $ this ] + $ this -> parent_configs ; $ css = '' ; foreach ( $ configs as $ config ) { if ( isset ( $ config -> precompiledcsscallback ) ) { $ function = $ config -> precompiledcsscallback ; if ( function_exists ( $ function ) ) { $ css .= $ function ( $ this ) ; } } } return $ css ; }
docstring: Return the precompiled CSS if the precompiledcsscallback exists.
  
  @return string Return compiled css.
docstring_tokens: Return the precompiled CSS if the precompiledcsscallback exists .