How to forbidden Right Click, ctrl+c, ctrl+u, and F12 with javascript

 // To disable right click

document.addEventListener('contextmenu', event => event.preventDefault());

// To disable F12 options

document.onkeypress = function (event) {

event = (event || window.event);

if (event.keyCode == 123) {

return false;

}

}

document.onmousedown = function (event) {

event = (event || window.event);

if (event.keyCode == 123) {

return false;

}

}

document.onkeydown = function (event) {

event = (event || window.event);

if (event.keyCode == 123) {

return false;

}

}

// To To Disable ctrl+c, ctrl+u

jQuery(document).ready(function($){

$(document).keydown(function(event) {

var pressedKey = String.fromCharCode(event.keyCode).toLowerCase();

if (event.ctrlKey && (pressedKey == "c" || pressedKey == "u")) {

alert('Sorry, This Functionality Has Been Disabled!');

//disable key press porcessing

return false;

}

});

});