Untitled
package com.example.unitconverter; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; public class MainActivity extends AppCompatActivity { private EditText cm; Button b; private TextView m; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); cm=findViewById(R.id.editTextText3); m=findViewById(R.id.textView3); } public void convertcm(View v) { String cma=cm.getText().toString(); if(!cma.isEmpty()) { double a=Double.parseDouble(cma); double b=a/100; m.setText(String.format("Length in meters:%.2f",b)); } else { m.setText("Please enter a valid length"); } } }
Leave a Comment