修改查看大图逻辑

galaxy/galaxy/Classes/Modules/PictureReview(图片预览)/YHPictureReviewManager.swift

@@ -38,7 +38,11 @@ extension YHPictureReviewManager {
         }
         
         browser.reloadCellAtIndex = { context in
-            let url = URL(string: self.arrPics[context.index])
+            if context.index >= self.arrPics.count {
+                return
+            }
+            let string = self.arrPics[context.index]
+            guard string.count > 0,let url = URL(string: string) else { return }
             let browserCell = context.cell as? JXPhotoBrowserImageCell
             browserCell?.index = context.index
             let placeholder = UIImage(named: "global_default_image")