document.onkeydown=function (e){
var currKey=0,evt=e||window.event;
currKey=evt.keyCode||evt.which||evt.charCode;
if (currKey == 123) {//123是f12
window.event.cancelBubble = true;//取消冒泡
window.event.returnValue = false;//返回false禁用f12 功能
}
}
禁用F12
最新推荐文章于 2025-04-22 18:13:09 发布