In recent years, the event of celebrity false advertising has been discovered again and again.
近年来，名人代言虚假广告事件频频曝光。
If the supplied function returns false, the event will not fire.
如果传入的函数执行后返回false，则接下的事件将不会触发。
This method fires the beforetabchange event which can return false to cancel the TAB change.
此方法触发beforetabchange事件，若处理函数返回false则取消tab切换。
This method fires the beforetabchange event which can return false to cancel the TAB change.
此方法触发beforetabchange事件，若处理函数返回false则取消tab切换。
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