original_string: public function getBodyParam($key, $default = null)
      {
          $params = $this->getBodyParams();
          if (array_key_exists($key, $params)) {
              return $params[$key];
          }
          return $default;
      }
code: public function getBodyParam($key, $default = null)
      {
          $params = $this->getBodyParams();
          if (array_key_exists($key, $params)) {
              return $params[$key];
          }
          return $default;
      }
code_tokens: public function getBodyParam ( $ key , $ default = null ) { $ params = $ this -> getBodyParams ( ) ; if ( array_key_exists ( $ key , $ params ) ) { return $ params [ $ key ] ; } return $ default ; }
docstring: Get one param of input body.
  
  @param string $key
  
  @return mixed
docstring_tokens: Get one param of input body .