bindTap 绑定点击事件bash
bind事件绑定不会阻止冒泡事件向上冒泡,catch事件绑定能够阻止冒泡事件向上冒泡。spa
如在下边这个例子中,点击 inner view会前后调用handleTap3和handleTap2(由于tap事件会冒泡到 middle view,而 middle view 阻止了 tap 事件冒泡,再也不向父节点传递),点击 middle view 会触发handleTap2,点击 outer view 会触发handleTap1。3d
<view id="outer" bindtap="handleTap1">
outer view
<view id="middle" catchtap="handleTap2">
middle view
<view id="inner" bindtap="handleTap3">inner view</view>
</view>
</view>
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handTap1:function(){console.log("handerTap1");},
handTap2: function () { console.log("handerTap2"); },
handTap3: function () { console.log("handerTap3"); },
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引用code
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