1. if (x==null) is the correct answer.

which one is more efficient
int x;
1. if(x==null)
2.if(null==x)
state which one either 1 or 2?

Question Posted / sudhanshu

Answer Posted / sudhanshu

1. if (x==null)
is the correct answer.

Is This Answer Correct ?

21 Yes

8 No

Please Help Members By Posting Answers For Below Questions

What is java virtual machine and how it is considered in context of java’s platform independent feature?

1106

What is Java Package and which package is imported by default?

1031

Difference difference paint() and paintcomponent()?

944

When a byte datatype is used?

2037

Can a variable be local and static at the same time?

943

Is java call by reference?

923

Tell us something about different types of casting?

866

What about member inner classes?

1038

What is the difference between static binding and dynamic binding?

1044

What is null mean in java?

1029

What are different access specifiers in java? Explain

1056

Can string be considered as a keyword?

989

What is the instance of an object?

1110

Difference between arraylist and hashset in java?

1070

What is final?

1003