Distance between two Points(x,y) Pythagorean Theorem

distanceBetweenPoints.js

function distanceBetweenPoints(p1, p2) {
  // http://www.mathwarehouse.com/algebra/distance_formula/index.php
  // https://stackoverflow.com/questions/20916953/get-distance-between-two-points-in-canvas
  // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/hypot
  
  // or
  // Math.sqr((p2.x - p1.x) + (p2.y - p1.y))
  
  return Math.hypot(p2.x - p1.x, p2.y - p1.y)
}

console.log(
  distance(P1, P2)
)