It returns true if the invoking string and the string passed in the equals function contains the same characters otherwise it returns false. Both strings must be in same case( Case-sensitive).

System.out.println("s eq sobj1 "+s.equals(sobj1)); //content comparison System.out.println("sobj1 eq sobj2 "+sobj1.equals(sobj2)); System.out.println("sobj1 eq sobj3 ...

Q1: What is the difference between == and .equals() in Java? Answer: == checks if two references point to the same object in memory. .equals() checks if two objects have the same content or value.

If you are fortunate enough to be using JDK 7, the newly available Objects class is the obvious (at least to me) choice for implementing the “common” Java object ...