2020-08-05 09:38:00 编辑：匿名
if (window.XMLHttpRequest) { //Mozilla, Safari,...IE7
alert('Mozilla, Safari,...IE7 ');
if(!window.ActiveXObject){ // Mozilla, Safari,...
alert('Mozilla, Safari');
} else {
alert('IE7');
}
alert('IE6');
看看运行效果：
2020-08-05 10:46:33
2020-08-05 10:46:07
