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.

bhofmann

Registrato in data
bhofmann

Aggiornamenti alla documentazione

Mostra tutte le attività
Pagina Data Commento

File


beforeunload


IE[9] will display a prompt with an empty string if `e.returnValue` is assigned an empty string, but Chrome [43] treats empty strings as void and will not prompt.

Window.prompt()


Window.confirm()