Here you can find the source of odd()
Array.prototype.odd = function(){ return this.filter((element) => element % 2 !== 0); }
Array.prototype.odd = function(){ return this.filter((v,i)=> { return v%2!=0 }) Array.prototype.even = function(){ return this.filter((v,i)=> { return v%2==0 }) console.log([1,2,3,6,5].even()); console.log([1,2,3,6,5,3,4,7].odd());
Array.prototype.odd = function() { var odd = function(value, index) { if ((index + 1) % 2) { return value; }; return this.filter(odd); }; var a = [1, 2, 3, 4, 'odd', 'even']; ...
Array.prototype.odd = function(){ return this.filter( x => x % 2 != 0 )
Array.prototype.odd = function () { return this.filter(function(value) { return value % 2 != 0; });
Array.prototype.odd = function () { return this.filter(function (e) { return e % 2; }); };
Array.prototype.odd = function () { return this.filter((item) => { return item % 2 === 1; }); };
Array.prototype.odd = function() var ret = new Array(); this.forEach(function(a) { if (0 != a % 2) { ret.push(a); }); return ret; ...