Function previous

src/UncontrolledCarousel.js:52–61

()

  }

  previous() {
    if (this.animating) return;
    this.setState((prevState) => {
      const nextIndex =
        prevState.activeIndex === 0
          ? this.props.items.length - 1
          : prevState.activeIndex - 1;
      return { activeIndex: nextIndex };
    });
  }

  goToIndex(newIndex) {
    if (this.animating) return;