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@ -185,7 +185,7 @@ For instance, the aforementioned function `showMessage(from, text)` can be calle
showMessage("Ann");
```
That's not an error. Such a call would output `"Ann: undefined"`. There's no `text`, so it's assumed that `text === undefined`.
That's not an error. Such a call would output `"*Ann*: undefined"`. There's no `text`, so it's assumed that `text === undefined`.
If we want to use a "default" `text` in this case, then we can specify it after `=`: