监听edittext的文字变

//监听edittext的变化

etNumber.addTextChangedListener(new TextWatcher() {//文字发生变化时的回调@Overridepublic void onTextChanged(CharSequence s, int start, int before, int count) {String address = AddressDao.getAddress(s.toString());tvResult.setText(address);}//文字变化前的回调@Overridepublic void beforeTextChanged(CharSequence s, int start, int count,int after) {}//文字变化结束之后的回调@Overridepublic void afterTextChanged(Editable s) {}});