[__NSCFArray objectForKey：]：无法识别的选择器已发送到实例

问题是您

NSArray

NSDictionary

NSArray

NSDictionary

NSArray *wrapper= [NSJSonSerialization JSONObjectWithdata:webData options:0 error:nil];NSDictionary *avatars = [wrapper objectAtIndex:0];

要遍历数组中的所有项目，请枚举数组。

NSArray *avatars= [NSJSonSerialization JSONObjectWithdata:webData options:0 error:nil];for (NSDictionary *avatar in avatars) {    NSDictionary *avatarimage = avatar[@"image"];    NSString *name = avatar[@"name"];    // THE REST OF YOUR CODE}

注意：我也从

-objectForKey: