PHP coding challenge
Calculating the area of a circle
✨ Your Task
Given a radius, calculate the area of a circle. Round the result to nearest integer.
✏️ PHP PHP version: 8.1
👉 Press "Run" and check the result below.
A circle with a radius of 3.5 should have an area of 38
A circle with a radius of 10 should have an area of 314
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