Median

OSCC · JavaScript, Math, Array · Oct 22, 2020

Calculates the median of an array of numbers.

const median = arr => {
  const mid = Math.floor(arr.length / 2),
    nums = [...arr].sort((a, b) => a - b);
  return arr.length % 2 !== 0 ? nums[mid] : (nums[mid - 1] + nums[mid]) / 2;
};
median([5, 6, 50, 1, -5]); // 5

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