findviewbyid tag

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Does the findViewById function perform poorly on Android?

Does findViewById() perform poorly on Android?What algorithms are used internally to find Id?And I wonder why the performance is poorㅠ

android findviewbyid performance

2 years ago

1 answers
109 views
0

Null pointer exception occurs when you call findViewById() on Android.

Could you tell me what the problem is in the program below? In the onCreate() method, findViewById() is called, and the return value is null even if you try all the id.I don't know why, but does anyon...

android nullpointerexception oncreate findviewbyid

2 years ago

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