document.addEventListener(‘visibilitychange‘, function() {
var tag = document.hidden || document.webkitHidden;
if (tag) {
clearTimeout(_this.timer);
}
})
document.addEventListener(‘pagehide‘, function() {
clearTimeout(_this.timer);
})
js检测页面离开
原文地址:http://www.cnblogs.com/yangyang03/p/7700101.html