//
//  NSArray+Extra.m
//  FirstLink
//
//  Created by ascii on 16/5/16.
//  Copyright © 2016年 FirstLink. All rights reserved.
//

#import "NSArray+Extra.h"

@implementation NSArray(Extras)

- (NSString *)json {
    NSError *error;
    NSData *data = [NSJSONSerialization dataWithJSONObject:self
                                                   options:NSJSONWritingPrettyPrinted
                                                     error:&error];
    if (!error) {
        return [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
    }
    
    return nil;
}

@end