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如果我有以下DOM元素,如果单击子元素,如何获取父元素的索引?当我在控制台中显示document.getElementsByClassName('b-btn b-btn-type-a b-btn-emph')时,它返回input.b-btn b-btn-type-a b-btn-emph有两个索引。代码可见在https://jsfiddle.net/Z7R5n/127/DOM元素索引
<div id="shop-cart-313232f0-089c-11e2-8556-005056bd629f" ng-repeat="cart in data.carts" ng-controller="ShopCartCtrl" class="ng-scope">
<div id="error_inventory_banner_313232f0-089c-11e2-8556-005056bd629f" class="">
<!-- ngRepeat: warning in cart.warnings -->
</div>
<div id="cart_313232f0-089c-11e2-8556-005056bd629f" ng-show="cart.items" class="b-container b-mod-mall-order-table">
<form accept-charset="UTF-8" action="https://secure.rakuten.com.my/checkout/login/?l-id=my_cart_checkout_1" autocomplete="off" method="post" class="ng-pristine ng-valid">
<div class="b-order-index">
<b>
<span class="b-text-xlarge">Shop: </span>
<span class="b-text-xlarge ng-binding" ng-bind="cart.shopName">Bagstation</span>
<span class="b-text-stg b-pd"><a ng-href="http://styles.my/testrakutenGTM/gtm.php" href="http://styles.my/testrakutenGTM/gtm.php">go to shop page</a></span>
</b>
<input type="hidden" id="shop_name_313232f0-089c-11e2-8556-005056bd629f" value="Bagstation">
</div>
.......
</div>
<!-- ngIf: cart.items.outOfCart -->
</form>
</div>
<!-- ngIf: cart.emptyCartHtml -->
</div>
嗨快乐。我可以在用户点击子节点时读取数组的索引吗?例子让说数组[0,1]和用户点击数组[1]的孩子节点,我想获得数组[1]的父元素。 – ssinfo1