Passing Data Between Activities Using Intent

main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.blogspot.csdevbin.passingdatabetweenactivities.Main">

    <EditText

Data passing using Intent

        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/editText"
        android:layout_alignParentTop="true"
        android:layout_marginTop="68dp"
        android:layout_alignParentRight="true"
        android:layout_alignParentEnd="true"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true" />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="send"
        android:id="@+id/button"
        android:layout_below="@+id/editText"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="46dp" />
</RelativeLayout>

next.xml

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:paddingBottom="@dimen/activity_vertical_margin"

    android:paddingLeft="@dimen/activity_horizontal_margin"

    android:paddingRight="@dimen/activity_horizontal_margin"

    android:paddingTop="@dimen/activity_vertical_margin"

    tools:context="com.blogspot.csdevbin.passingdatabetweenactivities.Next">

    <TextView

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:textAppearance="?android:attr/textAppearanceLarge"

        android:text="data from main"

        android:id="@+id/textView"

        android:layout_alignParentTop="true"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="112dp" />

</RelativeLayout>

Data passing using Intent

Main.java

package com.blogspot.csdevbin.passingdatabetweenactivities; import android.content.Intent; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; public class Main extends AppCompatActivity {     @Override     protected void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         setContentView(R.layout.main);         final EditText editText=(EditText)findViewById(R.id.editText);         Button button =(Button)findViewById(R.id.button);         button.setOnClickListener(new View.OnClickListener() {             @Override             public void onClick(View v) {                 String name =editText.getText().toString();                 Intent in = new Intent(Main.this,Next.class);                 in.putExtra("name",name);                 startActivity(in);             }         });     } }

Next.java

package com.blogspot.csdevbin.passingdatabetweenactivities; import android.content.Intent; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.widget.TextView; public class Next extends AppCompatActivity {     @Override     protected void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         setContentView(R.layout.next);         TextView textView =(TextView)findViewById(R.id.textView);         Intent in= getIntent();         String name =in.getStringExtra("name");         textView.setText("Data passed is : "+name);     } }

package com.blogspot.csdevbin.passingdatabetweenactivities;

import android.content.Intent;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

import android.widget.EditText;

public class Main extends AppCompatActivity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

        final EditText editText=(EditText)findViewById(R.id.editText);

        Button button =(Button)findViewById(R.id.button);

        button.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View v) {

                String name =editText.getText().toString();

                Intent in = new Intent(Main.this,Next.class);

                in.putExtra("name",name);

                startActivity(in);

            }

        });

    }

}

package com.blogspot.csdevbin.passingdatabetweenactivities;

import android.content.Intent;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.widget.TextView;

public class Next extends AppCompatActivity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.next);

        TextView textView =(TextView)findViewById(R.id.textView);

        Intent in= getIntent();

        String name =in.getStringExtra("name");

        textView.setText("Data passed is : "+name);

    }

}