original_string: protected function formatValues(array $values, $format = 0)
      {
          foreach ($values as $key => $value) {
              $values[$key] = $this->formatValue($value, $format);
          }
  
          return implode(', ', $values);
      }
code: protected function formatValues(array $values, $format = 0)
      {
          foreach ($values as $key => $value) {
              $values[$key] = $this->formatValue($value, $format);
          }
  
          return implode(', ', $values);
      }
code_tokens: protected function formatValues ( array $ values , $ format = 0 ) { foreach ( $ values as $ key => $ value ) { $ values [ $ key ] = $ this -> formatValue ( $ value , $ format ) ; } return implode ( ', ' , $ values ) ; }
docstring: Returns a string representation of a list of values.
  
  Each of the values is converted to a string using
  {@link formatValue()}. The values are then concatenated with commas.
  
  @param array $values A list of values
  @param int   $format A bitwise combination of the format
  constants in this class
  
  @return string The string representation of the value list
  
  @see formatValue()
docstring_tokens: Returns a string representation of a list of values .