Detailed explanation of the required contents in the SDK folder in the Android development environment

The following SDK contents can be found at the website https://www.androiddevtools.cn/ Download the corresponding package

Note: the version of the downloaded package should be consistent, otherwise an error will occur

SDK shall contain at least the following documents:

The add ones folder can be empty:

There should be something in the build tools folder. For example, I wrote:

The platforms folder should contain contents. For example, I have:

The platform tools folder should contain the following contents:

There are also things in the sources folder, such as your own:

There are things in the system images folder. These are CPU / ABI image files, such as:

Needless to say, there are many tools needed, such as the virtual machine to run, so there must be and content

The extras folder should also contain the following contents:

The sub files of this Android folder are:

The above is all the knowledge points of the required contents in the SDK folder of Android development environment. Thank you for your reading and support.