object_getClassName

object_getClassName得到类名字符串

/**  * Returns the class name of a given object. *  * @param obj An Objective-C object. *  * @return The name of the class of which \e obj is an instance. */OBJC_EXPORT const char *object_getClassName(id obj)    __OSX_AVAILABLE_STARTING(__MAC_10_0, __IPHONE_2_0);

#import "ViewController.h"#import <objc/runtime.h>#import "Person.h"@interface ViewController ()@end@implementation ViewController- (void)viewDidLoad {    [super viewDidLoad];    // Do any additional setup after loading the view, typically from a nib.            Person * p1 = [[Person alloc] init];        const char * cName;        cName = object_getClassName(p1);        NSLog(@"%s", cName);}

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