swift - Select all text in a UITextField -


how programatically select text in swift text field?

like safari

enter image description here

i try this:

textfield.becomefirstresponder()  textfield.selectedtextrange = textfield.textrange(from: textfield.beginningofdocument, to: textfield.endofdocument)

or this:

textfield.selectall(self)

but not effect want.

if aim select text in uitextfield, use this:

textfield.selectall(nil)

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