$('.demo').html(HTML(
['div', {
class: 'alert alert-info',
// more attributes here
},
['button', 'Action Button', {
class: 'btn btn-danger',
// more attributes here
}],
['img', {
src: 'https://source.unsplash.com/aK5Dt6L6_hQ/400x300',
// more attributes here
}],
['p', 'custom text',{
class: 'lead',
// more attributes here
}
]
]));