Fragment的切换和commit already called
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Fragment的切换时出现commit already called的异常报错原因分析:
1、报错:commit already called
2、报错分析:因为我们只定义了一个全局的
FragmentTransaction ft = getSupportFragmentManager().beginTransaction()
而在点击事件onClick方法中没有重新定义该ft,这就导致了只能实现一次点击事件的调用,第二次再点击就会crash或者出现直接点击就crash的现象
3、综合上述原因分析,我们要做的操作如下图,在onClick方法中也调用一次ft的定义即可。
以此警戒自己曾经犯下的错!!!
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