See here: Go vs. return button in iOS keyboard for HTML input forms
The 'Go' button is only shown, if the
<input>
tag is inside a<form>
tag. So, if you access your form elements afterwards with i.e. JavaScript, you can omit<form>
tags.'Go' button:
<form> <input type="text"></input> </form>
return button:
<input type="text"></input>