original_string: protected function matchInclusion($actual)
      {
          foreach ($this->expected as $key) {
              if (!array_key_exists($key, $actual)) {
                  return false;
              }
          }
  
          return true;
      }
code: protected function matchInclusion($actual)
      {
          foreach ($this->expected as $key) {
              if (!array_key_exists($key, $actual)) {
                  return false;
              }
          }
  
          return true;
      }
code_tokens: protected function matchInclusion ( $ actual ) { foreach ( $ this -> expected as $ key ) { if ( ! array_key_exists ( $ key , $ actual ) ) { return false ; } } return true ; }
docstring: Used when the 'contain' flag exists on the Assertion. Checks
  if the expected keys are included in the object or array.
  
  @param  array $actual
  @return true
docstring_tokens: Used when the contain flag exists on the Assertion . Checks if the expected keys are included in the object or array .