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Reading and Writing a file to SD card sample program in Android
 
This sample android program shows you how write and read a file from SD Card in Android. In this program four buttons are shown and a Edit box. When you type some text into the edit box and click, Save to SD Card button, the text is saved to a text file and saved to the SD Card. When you click clear button, the edit box contents are cleared. When you click, Read Sd card button the file is read from the SD card and the contents are copied to the edit box.
 
 
 
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