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Android :Edittext Format space after Each 4 digit/Character

Replace EditText with your EditText Variable 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 EditText . addTextChangedListener ( new TextWatcher () { byte count1 = 0 ; byte count2 = 0 ; @Override public void beforeTextChanged ( CharSequence s , int start , int count , int after ) { count1 = ( byte ) s . length (); } @Override public void onTextChanged ( CharSequence s , int start , int before , int count ) { count2 = ( byte ) s . length (); } @Override public void afterTextChanged ( Editable s ) { String initial = EditText . getText (). toString ();