कौन सा कथन जावास्क्रिप्ट में var और Let कीवर्ड के बीच सही अंतर निर्दिष्ट करता है?
Which statement specify correct difference between var and let keywords in JavaScript ?
A
var defines a variable while let defines a constant.
B
There is no such major difference between them.
C
The value of a variable declared with var can be changed while the value of a variable declared with let cannot be changed.
D
var defined function scoped variable while let define block scoped variable.
Explanation
Correct Answer: D) var defined function scoped variable while let define block scoped variable.
