original_string: public function replace($key, $content, $expiry = 0)
      {
          if (!$this->get($key)) {
              return false;
          }
  
          return $this->set($key, $content, $expiry);
      }
code: public function replace($key, $content, $expiry = 0)
      {
          if (!$this->get($key)) {
              return false;
          }
  
          return $this->set($key, $content, $expiry);
      }
code_tokens: public function replace ( $ key , $ content , $ expiry = 0 ) { if ( ! $ this -> get ( $ key ) ) { return false ; } return $ this -> set ( $ key , $ content , $ expiry ) ; }
docstring: Replaces a value within the cache.
  
  @param string $key
  @param mixed  $content
  @param int    $expiry
  
  @return bool
docstring_tokens: Replaces a value within the cache .