Take sum of two editText's and put it in textView










-1















I have been looking everywhere but i can't find the answer, i'm just a beginner, thanks in advance for all answers.



I want to put two editText's in activity_main.xml and when the app is open on the phone the user can write some numbers in those two editTexts and then click on Button, and the sum of these two editTexts to output in textView.










share|improve this question


























    -1















    I have been looking everywhere but i can't find the answer, i'm just a beginner, thanks in advance for all answers.



    I want to put two editText's in activity_main.xml and when the app is open on the phone the user can write some numbers in those two editTexts and then click on Button, and the sum of these two editTexts to output in textView.










    share|improve this question
























      -1












      -1








      -1


      0






      I have been looking everywhere but i can't find the answer, i'm just a beginner, thanks in advance for all answers.



      I want to put two editText's in activity_main.xml and when the app is open on the phone the user can write some numbers in those two editTexts and then click on Button, and the sum of these two editTexts to output in textView.










      share|improve this question














      I have been looking everywhere but i can't find the answer, i'm just a beginner, thanks in advance for all answers.



      I want to put two editText's in activity_main.xml and when the app is open on the phone the user can write some numbers in those two editTexts and then click on Button, and the sum of these two editTexts to output in textView.







      button android-edittext textview






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Nov 13 '18 at 19:49









      Antonio.A.Antonio.A.

      11




      11






















          1 Answer
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          try this on button submit.



           `btnSubmit.setOnClickListener(new View.OnClickListener() 
          @Override
          public void onClick(View v)
          if(validation())
          int result = Integer.parseInt(edObjOne.getText().toString().trim())+
          Integer.parseInt(edObjTwo.getText().toString().trim());
          textViewObj.setText(String.valueOf(result));


          );`

          private boolean validation()

          if (edObjOne.getText().toString().trim().equals(""))
          Toast.makeText(this, "Field one empty", Toast.LENGTH_SHORT).show();
          return false;


          if (edObjTwo.getText().toString().trim().equals(""))
          Toast.makeText(this, "Field two empty", Toast.LENGTH_SHORT).show();
          return false;


          return true;



          set edittext property number & android:digits="1234567890" in xml layout.
          .






          share|improve this answer






















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            1 Answer
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            active

            oldest

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            1 Answer
            1






            active

            oldest

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            0














            try this on button submit.



             `btnSubmit.setOnClickListener(new View.OnClickListener() 
            @Override
            public void onClick(View v)
            if(validation())
            int result = Integer.parseInt(edObjOne.getText().toString().trim())+
            Integer.parseInt(edObjTwo.getText().toString().trim());
            textViewObj.setText(String.valueOf(result));


            );`

            private boolean validation()

            if (edObjOne.getText().toString().trim().equals(""))
            Toast.makeText(this, "Field one empty", Toast.LENGTH_SHORT).show();
            return false;


            if (edObjTwo.getText().toString().trim().equals(""))
            Toast.makeText(this, "Field two empty", Toast.LENGTH_SHORT).show();
            return false;


            return true;



            set edittext property number & android:digits="1234567890" in xml layout.
            .






            share|improve this answer



























              0














              try this on button submit.



               `btnSubmit.setOnClickListener(new View.OnClickListener() 
              @Override
              public void onClick(View v)
              if(validation())
              int result = Integer.parseInt(edObjOne.getText().toString().trim())+
              Integer.parseInt(edObjTwo.getText().toString().trim());
              textViewObj.setText(String.valueOf(result));


              );`

              private boolean validation()

              if (edObjOne.getText().toString().trim().equals(""))
              Toast.makeText(this, "Field one empty", Toast.LENGTH_SHORT).show();
              return false;


              if (edObjTwo.getText().toString().trim().equals(""))
              Toast.makeText(this, "Field two empty", Toast.LENGTH_SHORT).show();
              return false;


              return true;



              set edittext property number & android:digits="1234567890" in xml layout.
              .






              share|improve this answer

























                0












                0








                0







                try this on button submit.



                 `btnSubmit.setOnClickListener(new View.OnClickListener() 
                @Override
                public void onClick(View v)
                if(validation())
                int result = Integer.parseInt(edObjOne.getText().toString().trim())+
                Integer.parseInt(edObjTwo.getText().toString().trim());
                textViewObj.setText(String.valueOf(result));


                );`

                private boolean validation()

                if (edObjOne.getText().toString().trim().equals(""))
                Toast.makeText(this, "Field one empty", Toast.LENGTH_SHORT).show();
                return false;


                if (edObjTwo.getText().toString().trim().equals(""))
                Toast.makeText(this, "Field two empty", Toast.LENGTH_SHORT).show();
                return false;


                return true;



                set edittext property number & android:digits="1234567890" in xml layout.
                .






                share|improve this answer













                try this on button submit.



                 `btnSubmit.setOnClickListener(new View.OnClickListener() 
                @Override
                public void onClick(View v)
                if(validation())
                int result = Integer.parseInt(edObjOne.getText().toString().trim())+
                Integer.parseInt(edObjTwo.getText().toString().trim());
                textViewObj.setText(String.valueOf(result));


                );`

                private boolean validation()

                if (edObjOne.getText().toString().trim().equals(""))
                Toast.makeText(this, "Field one empty", Toast.LENGTH_SHORT).show();
                return false;


                if (edObjTwo.getText().toString().trim().equals(""))
                Toast.makeText(this, "Field two empty", Toast.LENGTH_SHORT).show();
                return false;


                return true;



                set edittext property number & android:digits="1234567890" in xml layout.
                .







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 15 '18 at 11:08









                rakrak

                5310




                5310





























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