禁止浏览器放大缩小内容

禁止浏览器使用ctrl加滚轮缩放

document.body.style.zoom = 'reset';
    document.addEventListener('keydown', function (event) {
    
    
        if ((event.ctrlKey === true || event.metaKey === true)
            && (event.which === 61 || event.which === 107
            || event.which === 173 || event.which === 109
            || event.which === 187  || event.which === 189))
        {
    
    
            event.preventDefault();
        }
    }, false);