网页禁止右键、F12、复制功能

//禁止右键
document.oncontextmenu = function () {
     return false
}
//禁止f12
document.onkeydown = function(e){
	var even= e || window.event；
        var k = even.keyCode || even.which|| even.charCode
	if(k  == 123){
		window.event.cancelBubble = false
		window.event.returnValue = false
	}
}    
//禁止复制

function noCopy(){ 
    event.returnValue = false; 
}    

　　

转载于:https://www.cnblogs.com/zshno1/p/9699337.html