[Wiki] Yii2 Enable content protection with own javascript file in the project frontend

If you are trying to put own java script function on application view, this is perfect article

step1

create js folder under /frontend/web/?

step2

create file site.js under /frontend/web/js/

step3

write in site.js

$('body').bind('copy paste cut drag drop', function (e) { e.preventDefault(); });

step4

create some changes in frontend/assets/AppAsset.php

class AppAsset extends AssetBundle
{
    public $basePath = '@webroot';
    public $baseUrl = '@web';
    public $css = [
'css/site.css',
    ];
    public $js = [
        **'js/site.js',**
    ];
    public $depends = [
        'yii\web\YiiAsset',
        'yii\bootstrap\BootstrapAsset',
    ];
}

step5

Its done check your application on browser.