Using Nasal functions: Difference between revisions

Using Nasal functions (view source)

27 bytes removed , 18 July 2013

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 === Returning from functions ===
-In Nasal, functions return implicitly the values of the last expression (i.e. "nil" in empty function bodies), you can also add an explicit "return" statement, for example to leave a function early. In addition, it is possible to return values, too.
+In Nasal, functions return implicitly the values of the last expression (e.g. "nil" in empty function bodies), you can also add an explicit "return" statement, for example to leave a function early. In addition, it is possible to return values, too.
-So, semantically, the previous snippet of code is equivalent to these:
+So, semantically, these are all equivalent:
   var log_message = func {return;}