Xcode打印Unicode转中文

相信大家都遇到过，挺烦人的Xcode对中文的显示，有了下面的类就可以不用再看苹果的脸色去进行Unicode转换中文了。

//

//  MyUnicodeChinese.h

//

//  简书 :https://www.jianshu.com/u/4c669da2ffa3

//  博客 :http://blog.sina.com.cn/u/5136501936

//

//  Created by zsl on 2018/3/31.

//  Copyright © 2018年 zsl. All rights reserved.

//

#import <Foundation/Foundation.h>

//

//  MyUnicodeChinese.m

//

//  简书 :https://www.jianshu.com/u/4c669da2ffa3

//  博客 :http://blog.sina.com.cn/u/5136501936

//

//  Created by zsl on 2018/3/31.

//  Copyright © 2018年 zsl. All rights reserved.

//

#import "MyUnicodeChinese.h"

#import

staticinlinevoidmy_swizzleSelector(Classclass,SELoriginalSelector,SELswizzledSelector) {

    MethodoriginalMethod =class_getInstanceMethod(class, originalSelector);

    MethodswizzledMethod =class_getInstanceMethod(class, swizzledSelector);

    if(class_addMethod(class, originalSelector,method_getImplementation(swizzledMethod),method_getTypeEncoding(swizzledMethod))) {

        class_replaceMethod(class, swizzledSelector,method_getImplementation(originalMethod),method_getTypeEncoding(originalMethod));

    }else{

        method_exchangeImplementations(originalMethod, swizzledMethod);

    }

}

@implementationNSString (MyUnicodeChinese)

- (NSString*)stringByReplaceUnicode {

    NSMutableString*convertedString = [selfmutableCopy];

    [convertedStringreplaceOccurrencesOfString:@"\\U"

                                     withString:@"\\u"

                                        options:0

                                          range:NSMakeRange(0, convertedString.length)];

    CFStringReftransform =CFSTR("Any-Hex/Java");

    CFStringTransform((__bridgeCFMutableStringRef)convertedString,NULL, transform,YES);

    returnconvertedString;

}

@end

@implementationNSArray (MyUnicodeChinese)

+ (void)load {

    staticdispatch_once_tonceToken;

    dispatch_once(&onceToken, ^{

        Classclass = [selfclass];

        my_swizzleSelector(class,@selector(description),@selector(my_description));

        my_swizzleSelector(class,@selector(descriptionWithLocale:),@selector(my_descriptionWithLocale:));

        my_swizzleSelector(class,@selector(descriptionWithLocale:indent:),@selector(my_descriptionWithLocale:indent:));

    });

}

- (NSString*)my_description {

    return [[self my_description] stringByReplaceUnicode];

}

- (NSString*)my_descriptionWithLocale:(nullableid)locale {

    return [[self my_descriptionWithLocale:locale] stringByReplaceUnicode];

}

- (NSString*)my_descriptionWithLocale:(nullableid)locale indent:(NSUInteger)level {

    return [[self my_descriptionWithLocale:locale indent:level] stringByReplaceUnicode];

}

@end

@implementationNSDictionary (MyUnicodeChinese)

+ (void)load {

    staticdispatch_once_tonceToken;

    dispatch_once(&onceToken, ^{

        Classclass = [selfclass];

        my_swizzleSelector(class,@selector(description),@selector(my_description));

        my_swizzleSelector(class,@selector(descriptionWithLocale:),@selector(my_descriptionWithLocale:));

        my_swizzleSelector(class,@selector(descriptionWithLocale:indent:),@selector(my_descriptionWithLocale:indent:));

    });

}

- (NSString *)my_description {

    return[[selfmy_description] stringByReplaceUnicode];

}

- (NSString *)my_descriptionWithLocale:(nullableid)locale {

    return[[selfmy_descriptionWithLocale:locale] stringByReplaceUnicode];

}

- (NSString *)my_descriptionWithLocale:(nullableid)locale indent:(NSUInteger)level {

    return[[selfmy_descriptionWithLocale:locale indent:level] stringByReplaceUnicode];

}

@end

@implementationNSSet (MyUnicodeChinese)

+ (void)load {

    staticdispatch_once_t onceToken;

    dispatch_once(&onceToken, ^{

        Class class = [selfclass];

        my_swizzleSelector(class,@selector(description),@selector(my_description));

        my_swizzleSelector(class,@selector(descriptionWithLocale:),@selector(my_descriptionWithLocale:));

        my_swizzleSelector(class,@selector(descriptionWithLocale:indent:),@selector(my_descriptionWithLocale:indent:));

    });

}

- (NSString *)my_description {

    return[[selfmy_description] stringByReplaceUnicode];

}

- (NSString *)my_descriptionWithLocale:(nullableid)locale {

    return[[selfmy_descriptionWithLocale:locale] stringByReplaceUnicode];

}

- (NSString *)my_descriptionWithLocale:(nullableid)locale indent:(NSUInteger)level {

    return[[selfmy_descriptionWithLocale:locale indent:level] stringByReplaceUnicode];

}

@end

注：导入.h和.m文件之后，直接运行就好，不用调用。