技術標籤：小程式初學者筆記vuejs

//單張圖片
previewImg(logourl) {
      let _this = this;
      let imgsArray = [];
      imgsArray[0] = logourl
      uni.previewImage({
          current: 0,
          urls: imgsArray
      });
  },
// 預覽圖片多張
//this.imgUrlList圖片陣列
previewImg(index) {
    let _this = this;
    let imgsArray =
 
 [];
    for (let i = 0; i < this.imgUrlList.length; i++) {
        if (this.imgUrlList[i].videoUrl == "") {
            imgsArray.push(this.imgUrlList[i].imgUrl);
        }
    }

    // #ifdef MP
    uni.previewImage({
        current: index - 1,
        urls: imgsArray,
        indicator:
 
 'number',
        loop: true
    });
    // #endif

    // #ifndef MP
    uni.previewImage({
        current: index - 1,
        urls: imgsArray,
        indicator: 'number',
        loop: true
    });
    // #endif

},