Question

I want to have an edittext that only accepts numbers as input and when a button is clicked I want to check that the edittext has got a number inside and is not empty. Thanks.

Answer 1

try this in layout.xml

<EditText android:numeric="integer" ..../>

in Code

EditText  mNumber = (EditText)findViewById(R.id....);

onButtonClick

if(mNumber.getText().toString().length()>0)
//logic
else
//empty Editext