复制代码 代码如下:
document.onclick = function(e){
alert(getkey(e));
};
function getkey(e){
var e = e || window.event;
var keys = [];
if(e.shiftkey){
keys.push(shift键);
};
if(e.ctrlkey){
keys.push(ctrl键);
};
if(e.altkey){
keys.push(alt键);
};
return keys;
};