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<!DOCTYPE html>
<meta charset='utf-8'/>
<title>Vibration API: test a pattern array parameter to vibrate() with an extra (even) item</title>
<link rel='author' title='Robin Berjon' href=''/>
<link rel='help' href=''/>
<meta name='flags' content='dom, interact'/>
<meta name='assert' content='If the length of pattern is even, then remove the last entry in pattern.'/>
After hitting the button below, your device must vibrate three times for one second, separated
by one second intervals.
<button id='vib'>Vibrate!</button>
if (undefined !== navigator.vibrate) {
document.getElementById("vib").onclick = function () {
navigator.vibrate([1000, 1000, 1000, 1000, 1000, 1000]);