未捕获的TypeError：无法读取未定义

Question

//添加图片     var aspect_ratio ='';     var itemImagesHtml ='';     itemImagesHtml + ='0）{         aspect_ratio = images [0] ['width'] / images [0] ['height'];         itemImagesHtml + = 1 / aspect_ratio * 100;     } else {         itemImagesHtml + = 100;     }     itemImagesHtml + ='％;“＆gt;';     itemImagesHtml + ='';     itemImagesHtml + ='';     itemImagesHtml + ='';

var image_size = bcSfFilterConfig.custom.max_height + 'x' + bcSfFilterConfig.custom.max_height;
var max_width = images.length > 0 ? bcSfFilterConfig.custom.max_height * aspect_ratio : 0;
itemImagesHtml += '<noscript><img class="grid-view-item__image" src="' + this.getFeaturedImage(images, image_size + '@2x') + '" alt="{{itemTitle}}" style="max-width: ' + max_width + 'px;"></noscript>';
itemHtml = itemHtml.replace(/{{itemImages}}/g, itemImagesHtml);

Answer 1

看起来images它是一个数组，并且未定义此数组中的第二项：images[1]['src']。只需确保您拥有此数组中的第二项

Answer 2

这里，图像[1]似乎未定义。您很可能正在尝试访问图像数组的索引1，但这并不存在。