How to use the @pluginjs/classes.removeClass function in @pluginjs/classes

children(this.$trigger).forEach(($this, i) => {
      const $content = children(this.$container)[i]

      removeClass(this.classes.SELECTED, $this)
      hideElement($content)
      this.leave(`${getData('type', $this)}Module`)
      if (getData('type', $this) === typeName) {
        addClass(this.classes.SELECTED, $this)
        $content.style.display = 'block'
        // showElement($content)
      }
    })

updateStatus(status) {
    if (status === 'error') {
      removeClass(this.classes.LOADED, this.content)
      this.loader.innerHTML = 'load ImageError click open video'
      removeClass(this.classes.HIDE, this.loader)
      // todo   show  error tip
    } else if (status === 'loading') {
      removeClass(this.classes.LOADED, this.content)
      this.loader.innerHTML = 'loading'
      removeClass(this.classes.HIDE, this.loader)
      // todo    show loadind  tip
    } else if (status === 'loaded') {
      addClass(this.classes.LOADED, this.content)
      addClass(this.classes.HIDE, this.loader)
    }
  }
}

elements.forEach(el => {
      removeClass(className, el)
    })
  }

destroy() {
    if (this.is('initialized')) {
      this.unbind()

      if (this.options.vertical === true) {
        removeClass(this.classes.VERTICAL, this.element)
      }

      if (this.options.theme) {
        removeClass(this.getThemeClass(), this.element)
      }

      if (this.is('disabled')) {
        removeClass(this.classes.DISABLED, this.element)
        this.element.disable = false
      }

      this.leave('initialized')
    }

    this.trigger(EVENTS.DESTROY)
    super.destroy()
  }
}

labelActive(index) {
    this.index = index
    const BASE_INDEX = -1

    if (this.instance.current.indexOf(index) !== BASE_INDEX) {
      removeClass(this.instance.classes.DROPDOWNOPEN, this.$dropdown)
      return
    }

    this.instance.toggle(index)

    removeClass(
      this.instance.classes.ACTIVE,
      this.$dropdownItems[this.instance.prev[0]]
    )
    addClass(this.instance.classes.ACTIVE, this.$dropdownItems[index])
    html(this.$dropdownItems[index].innerHTML, this.$dropdownlabel)
    removeClass(this.instance.classes.DROPDOWNOPEN, this.$dropdown)
  }

leave(state) {
    if (this.states[state]) {
      this.states[state] = false

      const classes = this.wizard.classes.STEP
      removeClass(classes[state.toUpperCase()], this.pane)
      removeClass(classes[state.toUpperCase()], this.$element)

      this.trigger(EVENTS.STATECHANGE, false, state)
    }
  }

deletePoster() {
    this.data.poster = ''
    removeClass(this.classes.POSTERSELECTED, this.$poster)
    removeClass(this.classes.POSTERENTERCHANGE, this.$poster)
    setStyle('backgroundImage', 'none', this.$videoPoster)
  }

destroy() {
    if (this.is('initialized')) {
      this.unbind()
      if (this.$wrap === this.element) {
        if (this.options.theme) {
          removeClass(this.getThemeClasss(), this.$wrap)
        }
        removeClass(this.classes.WRAP, this.$wrap)
        removeClass(
          this.getClass(this.classes.MODE, 'mode', this.mode),
          this.$wrap
        )
        removeClass(
          this.getClass(this.classes.TRIGGER, 'trigger', this.options.trigger),
          this.$wrap
        )
        removeClass(
          this.getClass(
            this.classes.OUTSIDEPLACEMENT,
            'placement',
            this.options.placement
          ),
          this.$wrap
        )
        if (this.$lens) {

show() {
    if (hasClass(this.classes.HIDE, this.$element)) {
      removeClass(this.classes.HIDE, this.$element)
    }
  }
}

selectMarker(marker) {
    removeClass(
      this.classes.MARKERACTIVE,
      query(`.${this.classes.MARKERACTIVE}`, this.$actionBar)
    )
    addClass(this.classes.MARKERACTIVE, marker)
    this.$marker = marker
    compose(
      this.markers.length > 2
        ? addClass(this.classes.DELETEACTIVE)
        : removeClass(this.classes.DELETEACTIVE),
      find(`.${this.classes.DELETE}`)
    )(this.$handle)

    this.leave('noSelectedMarker')
    this.enter('SelectedMarker')

    if (this.is('gradientModule')) {