Foundation+Log.m

#import@implementation NSDictionary (Log)

- (NSString *)descriptionWithLocale:(id)locale

{

NSMutableString *str = [NSMutableString string];

[str appendString:@"{\n"];

// 遍历字典的所有键值对

[self enumerateKeysAndObjectsUsingBlock:^(id key, id obj, BOOL *stop) {

[str appendFormat:@"\t%@ = %@,\n", key, obj];

}];

[str appendString:@"}"];

// 查出最后一个,的范围

NSRange range = [str rangeOfString:@"," options:NSBackwardsSearch];

if (range.length) {

// 删掉最后一个,

[str deleteCharactersInRange:range];

}

return str;

}

@end

@implementation NSArray (Log)

- (NSString *)descriptionWithLocale:(id)locale

{

NSMutableString *str = [NSMutableString string];

[str appendString:@"[\n"];

// 遍历数组的所有元素

[self enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {

[str appendFormat:@"%@,\n", obj];

}];

[str appendString:@"]"];

// 查出最后一个,的范围

NSRange range = [str rangeOfString:@"," options:NSBackwardsSearch];

if (range.length) {

// 删掉最后一个,

[str deleteCharactersInRange:range];

}

return str;

}

@end

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