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如何添加第二個類到我的<div>
「按鈕」如果我追加'toggle-button'類不起作用。在添加第二個類時發生語法錯誤Toggle
<CSSTransitionGroup
transitionName="buttonAninmated"
transitionEnterTimeout={300}
transitionLeaveTimeout={300}
>
<div className={['toggle-button', this.state.active ? 'active-button': null]} onClick={this.toggleMenu}>
<span></span>
<span></span>
<span></span>
</div>
</CSSTransitionGroup>