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通过 Id 或 Tag 来识别 Fragment 不可靠 #2

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@douo

通过 Id 或 Tag 来识别 Fragment 不可靠:

id 或 tag 都是可以不唯一的,通过下面的代码将两个无 tag Fragment 添加到同一个 container 中,Fragment 都会使用其 container view id 作为 id

    OneButtonFragment fragment = OneButtonFragment.newInstance("captureFragmentWithTag");
    getFragmentManager().beginTransaction().add(R.id.parent, fragment, null).commit();
    fragment = OneButtonFragment.newInstance("captureFragmentWithTag2");
    getFragmentManager().beginTransaction().add(R.id.parent, fragment, null).commit();
2 = {OneButtonFragment@5739} "OneButtonFragment{21d279d #2 id=0x7f07004c}"
3 = {OneButtonFragment@5786} "OneButtonFragment{f2c505b #3 id=0x7f07004c}"

Activity

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