let animation

function isCssAnimationSupported () {
  if (animation !== undefined) {
    return animation
  }
  const domPrefixes = 'Webkit Moz O ms Khtml'.split(' ')
  const elm = document.createElement('div')
  if (elm.style.animationName !== undefined) {
    animation = true
  }
  if (animation !== undefined) {
    for (let i = 0; i < domPrefixes.length; i++) {
      if (elm.style[`${domPrefixes[i]}AnimationName`] !== undefined) {
        animation = true
        break
      }
    }
  }
  animation = animation || false
  return animation
}

export default isCssAnimationSupported