string class methods java code example

Example 1: java string methods

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

Example 2: string method example in java

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

Example 3: 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

Example 4: string method example in java

public String concat(String s)

String x = "book";
System.out.println( x.concat(" author") ); // output is "book author"