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获取成员变量有两种方法:
通过 class_copyPropertyList 获取的成员变量仅仅是对象类的属性(@property声明的属性)
unsigned int count = 0;
objc_property_t *properties = class_copyPropertyList([UITextField class], &count);
for (int i = 0; i<count; i++) {
objc_property_t property = properties[i];
NSLog(@"%s",property_getName(property));
}
free(properties);
还有一种是通过copyIvarList 获取,这种方法获取的是所有属性和变量(包括在@interface大括号中声明的变量)
unsigned int count = 0;
Ivar *ivars = class_copyIvarList([UITextField class], &count);
for (int i = 0; i<count; i++) {
Ivar property = ivars[i];
NSLog(@"%s---%@",ivar_getName(property),[NSString stringWithUTF8String:ivar_getName(property)]);
}
free(ivars);