// html代码
 <?= Html::a(
   '删除',
   [
     'delete',
     'id' => $id,
   ],
   [
     'data' => [
       'confirm' => '你确定要删除吗？',
       'method' => 'post',
     ],
   ]
 )
 ?>
 // html代码

window.yii = (function ($) {
  var pub = {
    // 定义了处理事件的方法，比如下面这个：
    confirm: function (message, ok, cancel) {
      if (window.confirm(message)) {
        !ok || ok();
      } else {
        !cancel || cancel();
      }
    },


    handleAction: function ($e, event) {
      var $form = $e.attr('data-form') ? $('#' + $e.attr('data-form')) : $e.closest('form'),
      method = !$e.data('method') && $form ? $form.attr('method') : $e.data('method'),

      // 其他省略

    },

    // 其他省略
  };
  // 初始化模块
  initModule: function (module) {
    if (module.isActive !== undefined && !module.isActive) {
      return;
    }
    if ($.isFunction(module.init)) {
      module.init();
    }
    $.each(module, function () {
      if ($.isPlainObject(this)) {
        pub.initModule(this);
      }
    });
  },

  // 初始化方法
  init: function () {
    initCsrfHandler();
    initRedirectHandler();
    initAssetFilters();
    initDataMethods();
  },

  return pub;
})(window.jQuery);

window.jQuery(function () {
  window.yii.initModule(window.yii);
});

  function initDataMethods() {
    var handler = function (event) {
      var $this = $(this),
        method = $this.data('method'),
        message = $this.data('confirm'),
        form = $this.data('form');

      if (method === undefined && message === undefined && form === undefined) {
        return true;
      }

      if (message !== undefined) {
        $.proxy(pub.confirm, this)(message, function () {
          pub.handleAction($this, event);
        });
      } else {
        pub.handleAction($this, event);
      }
      event.stopImmediatePropagation();
      return false;
    };

    // handle data-confirm and data-method for clickable and changeable elements
    $(document).on('click.yii', pub.clickableSelector, handler)
      .on('change.yii', pub.changeableSelector, handler);
  }

// 其他省略

$form = $('<form/>', {method: method, action: action});
var target = $e.attr('target');
if (target) {
  $form.attr('target', target);
}
if (!/(get|post)/i.test(method)) {
  $form.append($('<input/>', {name: '_method', value: method, type: 'hidden'}));
  method = 'post';
  $form.attr('method', method);
}
if (/post/i.test(method)) {
  var csrfParam = pub.getCsrfParam();
  if (csrfParam) {
    $form.append($('<input/>', {name: csrfParam, value: pub.getCsrfToken(), type: 'hidden'}));
  }
}
$form.hide().appendTo('body');