What happens when I call a Javascript function which takes parameters, without supplying those parameters?

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What happens when I call a Javascript function which takes parameters, without supplying those parameters?

rated 0 times [ 193] [ 4] / answers: 1 / hits: 33111 / 15 Years ago, fri, december 4, 2009, 12:00:00

What happens when I call a Javascript function which takes parameters, without supplying those parameters?

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Set to undefined. You don't get an exception. It can be a convenient method to make your function more versatile in certain situations. Undefined evaluates to false, so you can check whether or not a value was passed in.

[#98146] Wednesday, December 2, 2009, 15 Years [reply] [flag answer]

answered 15 Years ago

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