Making an EditText field accept only letters and white spaces in Android

Question

I have an EditText field in my project which stands for the full name of the person.So I want only letters and spaces to be allowed in it.So I tried the following in the

Answer 1

Add this line in your EditText tag.

android:digits="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"

Your EditText tag should look like:

it works perfectly and no validation condition required

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update 1

regex src.toString().matches("[a-zA-Z ]+")

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update 2

Fair enough if that's the case then simply add space in between.

android:digits="abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ"