Java Reference
In-Depth Information
Display 17.19
A Simple Calculator
(part 3 of 4)
79
}
80
else if
(actionCommand.equals("Reset"))
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{
82
result = 0.0;
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ioField.setText("0.0");
84
}
85
else
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ioField.setText("Unexpected error.");
87
}
88
//Throws NumberFormatException.
89
private static double
stringToDouble(String stringObject)
90
{
91
return
Double.parseDouble(stringObject.trim());
92
}
93
}
R
ESULTING
GUI
(When started)
R
ESULTING
GUI
(After entering 2,000)
(continued)
