| Index

| Reference for Wiring 1.0 (ALPHA) 0020+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.

Name |  | ### void
Examples |  |
    void setup() {
      pinMode(0, OUTPUT);
    }

    void loop() {
      digitalWrite(0, HIGH);
    }
Description |  | Keyword used indicate a function returns no value. Each function must either return a value of a specific datatype or use the keyword void to specify the function returns nothing.
Syntax |  |
    void function {
      statements
    }
Parameters |  |
function |  | any function that is being defined or implemented
statements |  | any valid statements
Usage |  | Application