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  1. public class HelloWorld {
  2. public String sayHello(String name) {
  3. return 'Hello, ' + name + '!';
  4. }
  5. }
  6.  
Success #stdin #stdout #stderr 0.01s 8984KB
stdin
Standard input is empty
stdout
Object: UndefinedObject error: did not understand #HelloWorld
MessageNotUnderstood(Exception)>>signal (ExcHandling.st:254)
UndefinedObject class(Object)>>doesNotUnderstand: #HelloWorld (SysExcept.st:1448)
UndefinedObject>>executeStatements (prog:1)
stderr
./prog:2: parse error, expected '}'