button-req-content

See WCAG rule 78: Each button element must contain content.

The following patterns are considered violations:

  <button></button>

  <button>       </button>

  <button><span><span></span></span></button>

  <button aria-label=""></button>

The following patterns are not considered violations:

  <button>Click me</button>

  <button><span><strong>Click</strong> me</span></button>

  <button aria-label="Click me"></button>