JavaScript Vibration API 手机振动功能详解

// Standards ftw!
var supportsVibrate = "vibrate" in navigator;

// 振动1秒
navigator.vibrate(1000);

// 振动多次
// 参数分别是震动3秒，等待2秒，然后振动1秒
navigator.vibrate([3000, 2000, 1000]);

// 停止振动
navigator.vibrate(0);
navigator.vibrate([]);

var vibrateInterval;

// Starts vibration at passed in level
function startVibrate(duration) {
 navigator.vibrate(duration);
}

// Stops vibration
function stopVibrate() {
 // Clear interval and stop persistent vibrating 
 if(vibrateInterval) clearInterval(vibrateInterval);
 navigator.vibrate(0);
}

// Start persistent vibration at given duration and interval
// Assumes a number value is given
function startPeristentVibrate(duration, interval) {
 vibrateInterval = setInterval(function() {
 startVibrate(duration);
 }, interval);
}