Custom form control documentation re:<span>

[marcelmoreau]

http://getbootstrap.com/docs/4.0/components/forms/#checkboxes-and-radios-1

The first paragraph here mentions a <span> tag but there are no <span> tags any in any examples. Is this old documentation or am I completely missing something?

[jipexu]

yes the sibling span is no more useful in 4 ...