sava-vidakovic

// Equal Sides Of An Array

function findEvenIndex(arr) {
  var sum = 0,
    leftSum = 0;

  for (var i = 0; i < arr.length; i++) {
    sum += arr[i];
  }

mcaskill

<?php

if (!function_exists('array_group_by')) {
	/**
	 * Groups an array by a given key.
	 *
	 * Groups an array into arrays by a given key, or set of keys, shared between all array members.
	 *
	 * Based on {@author Jake Zatecky}'s {@link https://github.com/jakezatecky/array_group_by array_group_by()} function.
	 * This variant allows $key to be closures.