Challenge 2: Making a Calculator
Test your understanding of the conditional statement concepts covered so far by solving a simple challenge in this lesson.
We'll cover the following
Problem statement
Write a code which will take:
-
Two variables named
$num1
and$num2
-
A
string
type variable called$Operator
which will be passed as input to our given statement -
The
$Operator
variable can have any of the following values:+
,-
,*
and/
-
Use the
given
andwhen
statements to perform:- addition
- subtraction
- multiplication
- division
Sample input
$num1 = 5.5
$num2 = 6.5
$Operator = '+'
Sample output
Output = 12