JS禁止浏览器控制台打开

JS禁止浏览器控制台打开，死循环监测防止控制台打开

<script type="text/javascript"> 
debugger;
!function(){
        var _0x1cbb = ["tor", "struc", "call", "ger", "con", "bug", "de", "apply"];
        setInterval(check, 2e3);
        function check() {
            function doCheck(_0x1834ff) { 
                if (('' + _0x1834ff / _0x1834ff)['length'] !== 0x1 || _0x1834ff % 0x14 === 0x0) {
                    (function() {return !![]}[
                        _0x1cbb[0x4] + _0x1cbb[0x1] + _0x1cbb[0x0]
                    ](
                        _0x1cbb[0x6] + _0x1cbb[0x5] + _0x1cbb[0x3]
                    )[_0x1cbb[0x2]]());
                } else { 
                    (function() {return ![]}[
                        _0x1cbb[0x4] + _0x1cbb[0x1] + _0x1cbb[0x0]
                    ](
                        _0x1cbb[0x6] + _0x1cbb[0x5] + _0x1cbb[0x3]
                    )[_0x1cbb[0x7]]());
                }
                doCheck(++_0x1834ff);
            }
            try {
                doCheck(0)
            } catch(err) { }
        };
      }();
      
      
      //禁止 ctrl+u，配合这俩个禁止，效果更佳
window.onkeydown = function (e) {
    var keyCode = e.keyCode || e.which || e.charCode;
    var ctrlKey = e.ctrlKey || e.metaKey;
    console.log(keyCode + "--" + keyCode);
    if (ctrlKey && keyCode == 85) {
	console.log("禁止ctrl+u");
	e.preventDefault();
    }
    if (arr.indexOf(keyCode) > -1) {
	console.log("其他");
	e.preventDefault();
    }
}
//屏蔽F12
document.onkeydown = function () {
    if (window.event && window.event.keyCode == 123) {
	event.keyCode = 0;
	event.returnValue = false;
	return false;
    }
}
</script>