Please note, this is a STATIC archive of website developer.mozilla.org from 03 Nov 2016, cach3.com does not collect or store any user information, there is no "phishing" involved.

mrienstra

Lid sinds
mrienstra

Recente documentactiviteit

Alle activiteit weergeven
Pagina Datum Reactie

in operator


Minor: linking a mention of `undefined` to the corresponding page.

undefined


Code sample line length was too long to be visible (as far as I could tell, at many common browser window sizes) (PS: would be nice if the preview showed that)

undefined


`undefined` is not a reserved word. The `void` operator is an alternative way to test for `undefined`. Hat tip to George "shapeshed" Ornbo.