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IOS遍历未知对象属性、函数

2024-07-07 07:23:08   226人阅读

转：http://blog.csdn.net/chaoyuan899/article/details/24399761

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#import <objc/runtime.h>
 
  
 
  
 
@implementation NSObject (PropertyListing)  
 
  
 
/* 获取对象的所有属性 */
 
- (NSDictionary *)properties_aps
 
{
 
    NSMutableDictionary *props = [NSMutableDictionary dictionary];  
 
   unsigned int outCount, i;  
 
   objc_property_t *properties = class_copyPropertyList([self class], &outCount);  
 
   for (i = 0; i<outCount; i++)
 
    {
 
       objc_property_t property = properties[i];
 
       const char* char_f =property_getName(property);
 
       NSString *propertyName = [NSString stringWithUTF8String:char_f];
 
       id propertyValue = http://www.mamicode.com/[self valueForKey:(NSString *)propertyName];  
 
       if (propertyValue) [props setObject:propertyValue forKey:propertyName];  
 
    }  
 
   free(properties);  
 
   return props;  
 
}  
 
  
 
/* 获取对象的所有方法 */
 
  
 
-(void)printMothList
 
{
 
   unsigned int mothCout_f =0;
 
   Method* mothList_f = class_copyMethodList([self class],&mothCout_f);
 
   for(int i=0;i<mothCout_f;i++)
 
    {
 
       Method temp_f = mothList_f[i];
 
       IMP imp_f = method_getImplementation(temp_f);
 
       SEL name_f = method_getName(temp_f);
 
       const char* name_s =sel_getName(method_getName(temp_f));
 
       int arguments = method_getNumberOfArguments(temp_f);
 
       const char* encoding =method_getTypeEncoding(temp_f);
 
       NSLog(@"方法名：%@,参数个数：%d,编码方式：%@",[NSString stringWithUTF8String:name_s],
 
                                            arguments,
 
                            [NSString stringWithUTF8String:encoding]);
 
    }
 
   free(mothList_f);
 
}
 
  
  
 
@end

　　


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