NSDictionary和NSArray打印中文出现乱码的解决方案

/*

新建一个分类，打印带中文的NSDictionary和NSArray就不会再出现乱码了：

*/

#import <Foundation/Foundation.h>

@implementation NSDictionary (Log)

-(NSString *)descriptionWithLocale:(id)locale

{

NSArray *allKeys = [self allKeys];

NSMutableString *str = [[NSMutableString alloc] initWithFormat:@"{\n"];

for (NSString *key in allKeys) {

id value= self[key];

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

}

[str appendString:@"}"];

return str;

}

@end

@implementation NSArray  (Log)

-(NSString *)descriptionWithLocale:(id)locale

{

NSMutableString *str = [NSMutableString string];

//拼接

[str appendString:@"("];

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

[str appendString:[NSString stringWithFormat:@"\n\t%@,",obj]];

}];

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

//NSBackwardsSearch从后往前搜索

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

if (rang.location != NSNotFound) {

[str deleteCharactersInRange:rang];

}

return str;

}

@end