Passing undefined is something you don't have to do, for obvious reasons. On 23 out, 08:00, Peter van der Zee <[email protected]> wrote: > On Sun, Oct 23, 2011 at 11:46 AM, Jake Verbaten <[email protected]> wrote: > > Your f(undefined) examples should return true. > > Nope. He asked for a default value. What if he wants to pass on > "undefined" as the value for the parameter. It may be undefined, but > it's still a value. The only way to distinct between an actual passed > on "undefined" value and the default "undefined" value is through the > arguments object. > > - peter
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