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Thread: How to read input from console
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How to read input from console
Java Code:import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.text.DecimalFormat; import java.text.ParseException; public class ReadDoubleFromConsole { public static void main(String[] args) { System.out.println("Enter a number."); double numberFromConsole; try { InputStreamReader isr = new InputStreamReader(System.in); BufferedReader br = new BufferedReader(isr); String s = br.readLine(); DecimalFormat df = new DecimalFormat(); Number n = df.parse(s); numberFromConsole = n.doubleValue(); } catch (IOException e) { numberFromConsole = 0; } catch (ParseException e) { numberFromConsole = 0; } System.out.println(numberFromConsole ); } }
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