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  1. function calcArea(diameter) {
  2.     let r = diameter / 2;
  3.     let area = Math.PI * Math.pow(r, 2);
  4.     console.log(+area.toFixed(2));
  5. }
  6.  
  7. calcArea(5);
Success #stdin #stdout 0.03s 16680KB
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Standard input is empty
stdout 
19.63
https://ideone.com/tovyxN
language:
JavaScript (SMonkey 60.2.3)
created:
19 days ago
visibility:
public

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