Java Interview Questions and Answers What is the use of 'instanceof' keyword in java

Java Interview Questions and Answers - What is the use of 'instanceof' keyword in java ?

What is the use of 'instanceof' keyword in java ?

The instanceof keyword can be used to test if an object is of a specified type.
//What is the use of instanceof keyword ?

String str = "interviewdot";
Integer intval = new Integer(100);
Boolean bool = new Boolean(true);

if(str instanceof String){
}

if(intval instanceof Integer){
}

if(bool instanceof Boolean){
}