code: function (el) {
    var normal = el.querySelectorAll('[animate]')
    var toggle = el.querySelectorAll('[animate-toggle]')
    var inverse = el.querySelectorAll('[animate-toggle-inverse]')
    if (normal !== null) element_looping(normal, function (els) {
      var attr = els.getAttribute('animate')
      object_animation(attr, els)
    })
    if (toggle !== null) element_looping(toggle, function (els) {
      var attr = els.getAttribute('animate-toggle')
      object_animation(attr, els, 'toggle')
    })
    if (inverse !== null) element_looping(inverse, function (els) {
      var attr = els.getAttribute('animate-toggle-inverse')
      object_animation(attr, els, 'toggle.inverse')
    })
  }
docs: (el → dom)
  - check and get animation attribute