00001.png

000002.png

- (NSString *)descriptionWithLocale:(id)locale
{
    NSMutableString *string = [NSMutableString string];
    
    // 開(kāi)頭有個(gè){
    [string appendString:@"{\n"];
    
    // 遍歷所有的鍵值對(duì)
    [self enumerateKeysAndObjectsUsingBlock:^(id key, id obj, BOOL *stop) {
        [string appendFormat:@"\t%@", key];
        [string appendString:@" : "];
        [string appendFormat:@"%@,\n", obj];
    }];
    
    // 結(jié)尾有個(gè)}
    [string appendString:@"}"];
    
    // 查找最后一個(gè)逗號(hào)
    NSRange range = [string rangeOfString:@"," options:NSBackwardsSearch];
    if (range.location != NSNotFound)
        [string deleteCharactersInRange:range];
    
    return string;
}
@end

@implementation NSArray (NSLog)

- (NSString *)descriptionWithLocale:(id)locale
{
    NSMutableString *string = [NSMutableString string];
    
    // 開(kāi)頭有個(gè)[
    [string appendString:@"[\n"];
    
    // 遍歷所有的元素
    [self enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
        [string appendFormat:@"\t%@,\n", obj];
    }];
    
    // 結(jié)尾有個(gè)]
    [string appendString:@"]"];
    
    // 查找最后一個(gè)逗號(hào)
    NSRange range = [string rangeOfString:@"," options:NSBackwardsSearch];
    if (range.location != NSNotFound)
        [string deleteCharactersInRange:range];
    
    return string;
}

將這段代碼放入.m中即可。