[javascript] クロージャ2

closure.js

function baisu(a, b) {
        var closure = function(x) {
                return (x % a == 0 && x % b == 0);
        };
        return closure;
}

function check(list, func) {
        for (var i = 0; i < list.length; i++) {
                if (func(list[i])) {
                        console.log(list[i]);
                }
        }
}

check([1, 15, 30, 40], baisu(3, 5));