txt is declared inside your "if (hasChanged) {" scope. Then you use it
after the corresponding "}".
Yusuf Saib
Android
·T· · ·Mobile· stick together
The views, opinions and statements in this email are those of the
author solely in their individual capacity, and do not necessarily
represent those of T-Mobile USA, Inc.
On Sep 27, 10:02 am, bgoody <bgoody...@gmail.com> wrote:
> Hi. I am trying to hack this bit of code to save the results of a
> calculation to disk but it says that the variable (txt) cannot be
> resolved.
> Any ideas!
>
> private void handleEquals(int newOperator) {
> if (hasChanged) {
> switch (operator) {
> case 1:
> num = num + Double.parseDouble(txtCalc.getText().toString());
> break;
> case 2:
> num = num - Double.parseDouble(txtCalc.getText().toString());
> break;
> case 3:
> num = num * Double.parseDouble(txtCalc.getText().toString());
> break;
> case 4:
> num = num / Double.parseDouble(txtCalc.getText().toString());
> break;
>
> }
>
> String txt = Double.toString(num);
> txtCalc.setText(txt);
> txtCalc.setSelection(txt.length());
>
> readyToClear = true;
> hasChanged = false;
>
> }
>
> FileOutputStream fOut = openFileOutput
> ("samplefile.txt",MODE_WORLD_READABL E);
> OutputStreamWriter osw = new OutputStreamWriter(fOut);
> osw.write(txt);
> osw.flush();
> fOut.close();
> osw.close();
> operator = newOperator;
>
>
>
> }
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