IOS遍历未知对象属性、函数

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

#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 = [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