java - How to convert a char to a string

MainActivity.java

 package com.cfsuman.me.javaexamples;  import android.graphics.Color; import android.graphics.drawable.ColorDrawable; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.Window; import android.widget.RelativeLayout; import android.widget.TextView;   public class MainActivity extends AppCompatActivity {      @Override     protected void onCreate(Bundle savedInstanceState) {         requestWindowFeature(Window.FEATURE_ACTION_BAR);         super.onCreate(savedInstanceState);         setContentView(R.layout.activity_main);          // Set background color for action kafe         getSupportActionBar().setBackgroundDrawable(new ColorDrawable(Color.RED));          // Get widget reference from XML layout         RelativeLayout rl = (RelativeLayout) findViewById(R.id.rl);         TextView tv = (TextView) findViewById(R.id.tv);          // Empty the TextView         tv.setText("");          char charValueA = 'A';         // Convert the char to a String         String stringOfCharValueA = ""+charValueA;          // Display the conversion result in TextView         tv.setText(tv.getText() + "Char : " + charValueA);         tv.setText(tv.getText() + "\nType: " + stringOfCharValueA.getClass().getName());         tv.setText(tv.getText() + "\nString: " + stringOfCharValueA);          char charValueB = 'B';         // Another way to convert a char to String         // This is suggested way to convert         String stringOfCharValueB = String.valueOf(charValueB);          // Display the conversion result in TextView         tv.setText(tv.getText() + "\n\nChar : " + charValueB);         tv.setText(tv.getText() + "\nType: " + stringOfCharValueB.getClass().getName());         tv.setText(tv.getText() + "\nString: " + stringOfCharValueB);          char charValueC = 'C';         // Another way to convert a char to String         String stringOfCharValueC = Character.toString(charValueC);          // Display the conversion result in TextView         tv.setText(tv.getText() + "\n\nChar : " + charValueC);         tv.setText(tv.getText() + "\nType: " + stringOfCharValueC.getClass().getName());         tv.setText(tv.getText() + "\nString: " + stringOfCharValueC);          char charValueD = 'D';         // Another way to convert a char to String         String stringOfCharValueD = new Character(charValueD).toString();          // Display the conversion result in TextView         tv.setText(tv.getText() + "\n\nChar : " + charValueD);         tv.setText(tv.getText() + "\nType: " + stringOfCharValueD.getClass().getName());         tv.setText(tv.getText() + "\nString: " + stringOfCharValueD);          char charValueE = 'E';         // Another way to convert a char to String         String stringOfCharValueE = new String(new char[charValueE]);          // Display the conversion result in TextView         tv.setText(tv.getText() + "\n\nChar : " + charValueE);         tv.setText(tv.getText() + "\nType: " + stringOfCharValueE.getClass().getName());         tv.setText(tv.getText() + "\nString: " + stringOfCharValueE);          char charValueF = 'F';         // Another way to convert a char to String         String stringOfCharValueF = String.valueOf(new char[]{charValueF});          // Display the conversion result in TextView         tv.setText(tv.getText() + "\n\nChar : " + charValueF);         tv.setText(tv.getText() + "\nType: " + stringOfCharValueF.getClass().getName());         tv.setText(tv.getText() + "\nString: " + stringOfCharValueF);    } } 

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