String’s contains method checks if sequence of characters can be found in String. It returns true if character sequence is present in String else return false.
Method Signature:
public boolean contains(CharSequence s)
String contains Example:
package org.arpit.java2blog;
public class StringContainsMethodExample {
public static void main(String[] args) {
String str = "Hello world from java2blog.com";
if (str.contains("world")) {
System.out.println("String contains with world");
}
else {
System.out.println("String does not contain world");
}
if (str.contains("WORLD")) {
System.out.println("String contains WORLD");
}
else {
System.out.println("String does not contain WORLD");
}
}
}
When you run above program, you will get below output:
String contains with world String does not contain WORLD
Please note that contains method is case sensitive as you can see in above example
