Problem
Write Answer of all the Questions, each Question Carries.
a) How can you name variables? What rules do you follow in naming them? What can't you do?
b) Create a function named addodd in PHP which will add the odd number from 15 to 32.
c) What is typecasting in PHP? Write a small PHP program to know the datatype of particular datatype
d) What data types are primitive? What about reference data types?
e) How would you use constants in a script? Can you provide an example?