string in built functions in java code example

Example 1: how to make a string java

String newString = "Hello World";

Example 2: java string methods

static String valueOf(int i) - returns the string representation of the int 
argument.

Example 3: string method example in java

public char charAt(int index)
-----------------------------
String x = "airplane";
System.out.println( x.charAt(2) ); // output is 'r'

Example 4: string method example in java

public boolean contains(“searchString”)

String x = “Java is programming language”;
System.out.println(x.contains(“Amit”)); // This will print false
System.out.println(x.contains(“Java”)); // This will print true