document.onkeydown = function(){
if(window.event && window.event.keyCode == 123) {
alert("请尊重劳动成果");
event.keyCode=0;
event.returnValue=false;
}
if(window.event && window.event.keyCode == 13) {
window.event.keyCode = 505;
}
if(window.event && window.event.keyCode == 8) {
alert(str+" 请使用Del键进行字符的删除操作！");
window.event.returnValue=false;
}
} window.oncontextmenu = (event) => {
console.log(event);
event.preventDefault();
} var a = '//gflooring.net/'; //这里设置需要跳转的网页
var b = '//xxx.com/index.html'; //这里设置你需要预防的网页全路径
if(location != b){
location = a;}
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咨询直线：186-2370-8562 官方网站：gflooring.net
18623708562
