This page is also available in 2 other languages

Keyboard.release()

Description

Lets go of the specified key. See Keyboard.press() for more information.

Syntax

Keyboard.release(key)

Parameters

key: the key to release. Allowed data types: char.

Returns

The number of keys released. Data type: size_t.

Example Code

#include <Keyboard.h>

// use this option for OSX:
char ctrlKey = KEY_LEFT_GUI;
// use this option for Windows and Linux:
//  char ctrlKey = KEY_LEFT_CTRL;

void setup() {
  // make pin 2 an input and turn on the
  // pullup resistor so it goes high unless
  // connected to ground:
  pinMode(2, INPUT_PULLUP);
  // initialize control over the keyboard:
  Keyboard.begin();
}

void loop() {
  while (digitalRead(2) == HIGH) {
    // do nothing until pin 2 goes low
    delay(500);
  }
  delay(1000);
  // new document:
  Keyboard.press(ctrlKey);
  Keyboard.press('n');
  delay(100);
  Keyboard.release(ctrlKey);
  Keyboard.release('n');
  // wait for new window to open:
  delay(1000);
}