Greatest Common Divisor //JavaScript Function
[UPDATED CODE AND HELP CAN BE FOUND HERE]
usage
alert(mdc([8, 4, 12]));
code
//+ Jonas Raoni Soares Silva //@ http://jsfromhell.com/math/mdc [v1.0] mdc = function(o){ if(!o.length) return 0; for(var r, a, i = o.length - 1, b = o[i]; i;) for(a = o[--i]; r = a % b; a = b, b = r); return b; }