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小程序页面中this值变化造成通知bug #8

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ruoxiaodian opened this issue Sep 19, 2019 · 0 comments
Open

小程序页面中this值变化造成通知bug #8

ruoxiaodian opened this issue Sep 19, 2019 · 0 comments

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@ruoxiaodian
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A-B-C三个页面（navigateTo）方式跳转； 在B页面增加(每次add之前清除上一次添加的监听事件)addOnce事件监听 到C页面没有执行postNotice就依次返回A；再次从A-B，这个时候会发现this值变了！所以没法删除上一次添加的事件监听；造成在C页面中postNotice不能正在B页面中被正确执行；
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