headimageView=[[UIImageView alloc] initWithFrame:CGRectMake(0, 0, DEVW, DEVW/2)];

        headimageView.contentMode = UIViewContentModeScaleAspectFit;

        NSString *strImg = [strJson objectForKey:@"image"];

        if (strImg.length > 0) {

            strImg = [FuncPublic GetImageUrl:strImg];

            strImg = [strImg stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];

            NSURL *url = [NSURL URLWithString:strImg];

            [headimageView sd_setImageWithURL:url placeholderImage:[UIImage imageNamed:@"jz3.png"]];

        } else {

            headimageView.image = nil;

        }

+(NSString*)GetImageUrl:(NSString*)_path

{

    NSRange range = [_path rangeOfString:@"http://"];//判断字符串是否包含

    if (range.length >0)//包含

    {

        return _path;

    }

    else//不包含

    {

        return [NSString stringWithFormat:@"%@%@",kAPIHost,_path];

    }

}

- (void)sd_setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder {

    [self sd_setImageWithURL:url placeholderImage:placeholder options:0 progress:nil completed:nil];

}