1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | 1 1 2 2 4 2 1 | define(function(){ /** * Return a copy of the object, filtered to only have values for the whitelisted keys. */ function pick(obj, var_keys){ var keys = typeof arguments[1] !== 'string'? arguments[1] : Array.prototype.slice.call(arguments, 1), out = {}, i = 0, key; while (key = keys[i++]) { out[key] = obj[key]; } return out; } return pick; }); |