When You write a code different actions for different conditions. Then, You can use Conditional statements in your code to do this.
If Statement executes some code when one condition is true.
If …else Statement:-
If …. else Statement executes similar if statement when one condition is true and another condition is false.
If…elseif…else Statement executes different codes when for more than than two or multiple codes.
Switch Statement executes one of many Statement when true.
If and nested if:-
If and nested if multiple code executes when true total statement print and when wrong then wrong statement print.
If… else… nested…if:-