original_string: protected function escape($value)
      {
          if ($value === null) {
              return 'NULL';
          }
  
          if (is_integer($value) || is_float($value)) {
              return $value;
          }
  
          return $this->pdo->quote($value);
      }
code: protected function escape($value)
      {
          if ($value === null) {
              return 'NULL';
          }
  
          if (is_integer($value) || is_float($value)) {
              return $value;
          }
  
          return $this->pdo->quote($value);
      }
code_tokens: protected function escape ( $ value ) { if ( $ value === null ) { return 'NULL' ; } if ( is_integer ( $ value ) || is_float ( $ value ) ) { return $ value ; } return $ this -> pdo -> quote ( $ value ) ; }
docstring: Escapes a value for a use in a SQL statement.
  
  @param  mixed $value
  @return string
docstring_tokens: Escapes a value for a use in a SQL statement .