How I can learn E-mail of the current device?

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#1

How I can learn E-mail of the current device and set up him in “options” and use is to native.showPopup(“mail”, options)?

#2

You can’t.  You can ask the user to enter it on a form using native text fields, then store it from then on.

#3

You can’t.  You can ask the user to enter it on a form using native text fields, then store it from then on.