Андрей Седышев

<masked-input v-model="phone" mask="\+\1 (111) 1111-11" placeholder="Phone" ref="maskedInput"/>

mounted () {
  this.$refs.maskedInput.$refs.input.addEventListener('change', this.onInputChange)
}

if (Yii::$app->getRequest()->getIsAjax()) {
                if (Yii::$app->getRequest()->getHeaders()->get('X-Ie-Redirect-Compatibility') !== null && $statusCode === 302) {
                    // Ajax 302 redirect in IE does not work. Change status code to 200. See https://github.com/yiisoft/yii2/issues/9670
                    $statusCode = 200;
                }
                if (Yii::$app->getRequest()->getIsPjax()) {
                    $this->getHeaders()->set('X-Pjax-Url', $url);
                } else {
                    $this->getHeaders()->set('X-Redirect', $url);
                }
            } else {
                $this->getHeaders()->set('Location', $url);
            }

$(document).ajaxComplete(function (event, xhr) {
            var url = xhr && xhr.getResponseHeader('X-Redirect');
            if (url) {
                window.location.assign(url);
            }
        });

"plugins": [
    "syntax-dynamic-import"
  ]

var loadScriptAsync = function(uri) {
    return new Promise((resolve, reject) => {
        var tag = document.createElement('script');
        tag.src = uri;
        tag.async = true;
        tag.onload = () => {
            resolve();
        };
        var firstScriptTag = document.getElementsByTagName('script')[0];
        firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
    });
}

var scriptLoaded = loadScriptAsync('external-script.js');

scriptLoaded.then(function(){
  //код для выполнения после загрузки внешнего скрипта
});

<button class="btn-filter" data-filter="foo1">.foo1</button>
<button class="btn-filter" data-filter="foo2">.foo2</button>
<button class="btn-filter" data-filter="foo3">.foo3</button>
<button class="btn-filter" data-filter="all">All</button>

$('.btn-filter').on('click', function (e) {
	var $el = $(e.target);
  var className = $el.data('filter');
  if (className) { filter(className) }
});