original_string: protected function getParamKeyByExpr(ExprInterface $expr)
      {
          return str_replace('.', '', $expr->getField()) . ucfirst($expr->getExpression()) . uniqid();
      }
code: protected function getParamKeyByExpr(ExprInterface $expr)
      {
          return str_replace('.', '', $expr->getField()) . ucfirst($expr->getExpression()) . uniqid();
      }
code_tokens: protected function getParamKeyByExpr ( ExprInterface $ expr ) { return str_replace ( '.' , '' , $ expr -> getField ( ) ) . ucfirst ( $ expr -> getExpression ( ) ) . uniqid ( ) ; }
docstring: Get the parameter key that is used by doctrine to put the query parameter identifier.
  
  @param  ExprInterface $expr
  
  @return string
docstring_tokens: Get the parameter key that is used by doctrine to put the query parameter identifier .