Page 132 - KEC Khaitan C5 Flipbook
P. 132
result = "Invalid Input"; // Error handling
}
setText("outputResult", "Converted Temperature: " + result);
});
Step 4: Test the Converter
Run the app and input a temperature value.
Select conversion options from the dropdown menus.
Press the Convert button to verify:
o Correct conversions between units.
o Proper error messages for invalid inputs.
Step 5: Troubleshooting Tips
Issue: The app is not responding to clicks on the "Convert" button.
o Solution: Check that the button's ID matches btnConvert in both the design and code.
Issue: The output always shows "Invalid Input."
o Solution: Ensure the dropdown menu IDs (convertFrom and convertTo) are correct
and initialized in the code.
Issue: Conversion results are incorrect.
o Solution: Verify the mathematical formulas in the code for accuracy.
Issue: The app crashes or shows errors.
o Solution: Use console.log() to debug the variables and confirm correct data flow.
Issue: Nothing is displayed in the result label.
o Solution: Check the ID of the result label (outputResult) and ensure it matches the code.
Step 6: Enhance the Temperature Converter
Add Features:
o Include a "Clear" button to reset inputs and results.
o Add a button to swap the convertFrom and convertTo dropdown values.
Improve UI:
o Highlight dropdown menus or results for better visibility.
o Add animations for button clicks.
Error Handling:
o Display warnings for empty inputs.
o Add tooltips or placeholders to guide users.
130 Premium Edition-V

