plist-to-json.m

- (NSString *)jsonFromDictionary:(NSDictionary *)dict {
    NSDictionary *plistDict = nil;
    if (dict != nil) {
        plistDict = dict;
    }else {
        NSString *path = [[NSBundle mainBundle] pathForResource:@"items.plist" ofType:nil];
        NSArray *array = [NSArray arrayWithContentsOfFile:path];
        plistDict = [NSDictionary dictionaryWithObject:array forKey:@"list"];
    }
    
    NSError *error;
    NSData *jsonData = [NSJSONSerialization dataWithJSONObject:plistDict options:NSJSONWritingPrettyPrinted error:&error];
    NSString *jsonString = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding];
    [jsonString writeToFile:@"result.json" atomically:NO encoding:NSUTF8StringEncoding error:&error];
    
    NSLog(@"jsonString: %@", jsonString);
    
    return jsonString;
}