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  1. Integer num1=0;
  2. Integer num2=1;
  3. Integer num3;
  4.  System.debug(num1+',');
  5.  System.debug(num2+',');
  6.  Integer i=2;
  7.  while(i<=20)
  8.  {
  9.  num3=num1+num2;
  10.  num1=num2;
  11.  num2=num3;
  12.  i++;
  13.  System.debug(num3+',');
  14.  }
Success #stdin #stdout #stderr 0.02s 10080KB
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stdin
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Standard input is empty
stdout
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Object: Integer error: did not understand #num1
MessageNotUnderstood(Exception)>>signal (ExcHandling.st:254)
Integer class(Object)>>doesNotUnderstand: #num1 (SysExcept.st:1448)
UndefinedObject>>executeStatements (prog:1)
Object: nil error: did not understand #Integer
MessageNotUnderstood(Exception)>>signal (ExcHandling.st:254)
UndefinedObject(Object)>>doesNotUnderstand: #Integer (SysExcept.st:1448)
UndefinedObject>>executeStatements (prog:3)
stderr
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./prog:3: expected expression
https://ideone.com/saxbMf
language:
Smalltalk (gst 3.2.5)
created:
13 days ago
visibility:
public

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