```javascript
var a;
var p = el('div', [
  a = el('div')
]);

p.contains(a);
// -> true
```

Can also accept multiple arguments

```javascript
var a;
var b;

var p = el('div',
  a = el('div'),
  b = el('div')
);

p.contains(a, b);
// -> true
```

Can also accept an array

```javascript
var a;
var b;
var c;

var p = el('div',
  a = el('div'),
  b = el('div'),
  c = el('div')
);

// This is valid
p.contains([a, b, c]);
// is is this
p.contains([a, b] c);

// They will both return 'true'
```