# SoftBank Robotics documentation What's new in NAOqi 2.8?

# qi::IOColor

## Summary

Global Namespaces

- namespace std

  Functions (namespace std)

  std::operator<<

## Reference

enum `qi::StreamColor`

  Brief: The Stream Color enum.

  Name | Value | Brief
  --- | --- | ---
  `StreamColor_None` | 0 | No Color.
  `StreamColor_Reset` | 1 | Reset the color and mode.
  `StreamColor_Bold` | 2 | Bold mode.
  `StreamColor_Faint` | 3 | Faint mode.
  `StreamColor_Standout` | 4 | Standout mode.
  `StreamColor_Underline` | 5 | Underline mode.
  `StreamColor_Blink` | 6 | Blink mode.
  `StreamColor_Overline` | 7 | Overline mode.
  `StreamColor_Black` | 8 | Black.
  `StreamColor_DarkRed` | 9 | Dark Red.
  `StreamColor_DarkGreen` | 10 | Dark Green.
  `StreamColor_Brown` | 11 | Brown.
  `StreamColor_DarkBlue` | 12 | Dark Blue.
  `StreamColor_Purple` | 13 | Purple.
  `StreamColor_Teal` | 14 | Teal.
  `StreamColor_LightGray` | 15 | LightGray.
  `StreamColor_DarkGray` | 16 | Dark Gray.
  `StreamColor_Red` | 17 | Red.
  `StreamColor_Green` | 18 | Green.
  `StreamColor_Yellow` | 19 | Yellow.
  `StreamColor_Blue` | 20 | Blue.
  `StreamColor_Fuchsia` | 21 | Fuchsia.
  `StreamColor_Turquoise` | 22 | Turquoise.
  `StreamColor_White` | 23 | White.

std::ostream& `std::``operator<<`(std::ostream& os, qi::StreamColor col)

  Brief: This operator (<<) applied to an output stream is known as insertion operator.

  Parameters: | os – Output stream. col – Enum color.

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