How Android saves read-read file files saved to SDcard

How Android saves read-read file files saved to SDcard

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The method body for saving the file.

Saves data for how the method body is called.

The above describes the basic contents of the file preservation.

The path can also be changed.

Save content to file description complete.

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Read the file method body and pass the method return value to the control.

Four modes of operation for saving files

Save the file to the SDcard path of your phone

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The following saves the file to the SDcard code, where Environment.getexternalstoragedirector is getting the sdcard path. Because different versions of the Android system may have different paths.

How Android saves read-read file files saved to SDcard