original_string: private function replaceWhitespacesInInlineElements($element, PlaceholderContainer $placeholderContainer)
      {
          return preg_replace_callback('/>\s/', function ($match) use ($placeholderContainer) {
              return '>'.$placeholderContainer->createPlaceholder(' ');
          }, $element);
      }
code: private function replaceWhitespacesInInlineElements($element, PlaceholderContainer $placeholderContainer)
      {
          return preg_replace_callback('/>\s/', function ($match) use ($placeholderContainer) {
              return '>'.$placeholderContainer->createPlaceholder(' ');
          }, $element);
      }
code_tokens: private function replaceWhitespacesInInlineElements ( $ element , PlaceholderContainer $ placeholderContainer ) { return preg_replace_callback ( '/>\s/' , function ( $ match ) use ( $ placeholderContainer ) { return '>' . $ placeholderContainer -> createPlaceholder ( ' ' ) ; } , $ element ) ; }
docstring: Replace the whitespaces in inline elements with a placeholder.
  
  @param string $element
  @param \ArjanSchouten\HtmlMinifier\PlaceholderContainer $placeholderContainer
  
  @return string
docstring_tokens: Replace the whitespaces in inline elements with a placeholder .