void

[Data Types]

Description

The void keyword is used only in function declarations. It indicates that the function is expected to return no information to the function from which it was called.

Example Code

// actions are performed in the functions "setup" and "loop"
// but  no information is reported to the larger program
 
void setup()
{
  // ...
}
 
void loop()
{
  // ...
}

See also

• [Language] function declaration

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The text of the 86Duino reference is a modification of the Arduino reference and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.