2008-01-07

Programming Erlang读书笔记4: Exceptions

关键字: exception
语法: 
try FuncOrExpressionSequence of
  Pattern1 [when Guard1] -> Expressions1;
  Pattern2 [when Guard2] -> Expressions2;
  ...
catch
  ExceptionType: ExPattern1 [when ExGuard1] -> ExExpressions1;
  ExceptionType: ExPattern2 [when ExGuard2] -> ExExpressions2;
  ...
after
  AfterExpressions
end


一些BIFs: 
exit(Why)
throw(Why)
erlang:error(Why)
erlang:get_stacktrace()
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