Buscar un código de JavaScript

pigIt('Pig latin is cool'); // igPay atinlay siay oolcay

pigIt('Hello world !');     // elloHay orldway !

var helper = new PaginationHelper(['a','b','c','d','e','f'], 4);

helper.pageCount(); // 2

helper.itemCount(); // 6

helper.pageItemCount(0); // 4

helper.pageItemCount(1); // last page 2

helper.pageItemCount(2); // -1 since the page is invalid

// pageIndex takes an item index and returns the page that it belongs on

helper.pageIndex(5); // 1 (zero based index)

helper.pageIndex(2); // 0

helper.pageIndex(20); // -1

helper.pageIndex(-10); // -1

dirReduc(["NORTH", "SOUTH", "SOUTH", "EAST", "WEST", "NORTH", "WEST"]); // [WEST]

dirReduc(['SOUTH', 'NORTH', 'EAST', 'WEST', 'NORTH', 'SOUTH', 'NORTH', 'NORTH', 'NORTH', 'WEST', 'EAST', 'SOUTH', 'NORTH', 'EAST', 'WEST']); // ["NORTH", "NORTH", "NORTH"]

solution("apples, pears # and bananas\ngrapes\nbananas !apples", ["#", "!"]); // "apples, pears\ngrapes\nbananas"

solution("Q @b\nu\ne -e f g", ["@", "-"]); // "Q\nu\ne"

anagrams('abba', ['aabb', 'abcd', 'bbaa', 'dada']); // ['aabb', 'bbaa']

anagrams('racer', ['crazer', 'carer', 'racar', 'caers', 'racer']); // ['carer', 'racer']

anagrams('laser', ['lazing', 'lazy',  'lacer']); // []

expandedForm(12); // '10 + 2'

expandedForm(42); // '40 + 2'

expandedForm(70304); // '70000 + 300 + 4'

tickets([25, 25, 50]); // => YES

tickets([25, 100]); // => NO

tickets([25, 25, 50, 50, 100]); // => NO

tickets([25, 25, 50, 50, 25, 100]); // => YES

tickets([50, 25, 25]); // => NO

tickets([100, 25, 25]); // => NO

solution('abc') // ['ab', 'c_']

solution('abcdef') // ['ab', 'cd', 'ef']

array_diff([1,2],[1]); // [2]

array_diff([1,2,2,2,3],[2]); // [1,3]

array_diff([],[2,3]); // []