[Oberon] In.Real not working
Duke Normandin
dukeofpurl at gmx.com
Fri Apr 9 20:51:55 CEST 2021
@Dave Brown
@David Lightfoot
In.Open solved the problem!
My petty program works a treat!
[code]
(* for voc compiler: voc filename.ob2 -M
for obnc compiler:
*)
MODULE tempConvert;
IMPORT In, Out;
(* global variables declared here *)
VAR choice:INTEGER;
VAR temp:REAL;
PROCEDURE fahr2cels(fahr:REAL):REAL;
BEGIN
RETURN 0.5556*(fahr - 32)
END fahr2cels;
PROCEDURE cels2fahr( cels:REAL):REAL;
BEGIN
RETURN cels * 1.8 + 32
END cels2fahr;
BEGIN (* main program body*)
choice := 0;
temp := 0.0;
Out.String("Temperature Conversion Utility");Out.Ln;
Out.String("------------------------------");Out.Ln;
Out.String("1 - Fahrenheit TO Celsius");Out.Ln;
Out.String("2 - Celsius TO Fahrenheit");Out.Ln;
Out.String(" - Enter your Choice");Out.Ln;
In.Int(choice);
CASE choice OF
1 : Out.String('Enter a number/temperature TO convert: ');
In.Open;
In.Real(temp);
Out.Ln;Out.String("Your input was ");Out.Real(temp,3);Out.String(" Fahrenheit!");Out.Ln;
Out.String("That's "); Out.Real( fahr2cels(temp),3);Out.String(" In Celsius!");
| 2 : Out.String("Enter a number/temperature TO convert: ");
In.Open;
In.Real(temp);
Out.Ln;Out.String("Your input was ");Out.Real(temp,3);Out.String(" Celsius!");Out.Ln;
Out.String("That's "); Out.Real(cels2fahr(temp),3);Out.String(" In Fahrenheit!");
ELSE Out.String("Sorry! Invalid Choice");
END; (*CASE*)
Out.Ln;
END tempConvert.
[/code]
Now I need to go and read up on how to output the temperatures in non-scientific notation. I'll find it!!
Thx a bunch!!
--
Duke Normandin <dukeofpurl at gmx.com>
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