You have to select "ProfStef next." text on the page, in a manner browser's document.getSelection would find those (not sure whenever this is possible on iPhone).
I think, given this is a newbie-oriented tutorial, the alert should be more helpful, like "empty program, select some text first!" instead of unexpected null character.
Comments
You have to select "ProfStef next." text on the page, in a manner browser's document.getSelection would find those (not sure whenever this is possible on iPhone).
I think, given this is a newbie-oriented tutorial, the alert should be more helpful, like "empty program, select some text first!" instead of unexpected null character.