ios - 如何将UIButton的名称保存在字符串中？

Question

我有一个名为的按钮

UIButton *button1;

如何将'button1'保存为字符串？还是我可以保存它？

Answer 1

检查一下

进口

#import "objc/runtime.h"


-(IBAction)btnItemListClicked:(id)sender

{
UIButton *btn=sender;
NSString *name = nil;

uint32_t ivarCount;
Ivar *ivars = class_copyIvarList([self class], &ivarCount);

if(ivars)
{
    for(uint32_t i=0; i<ivarCount; i++)
    {
        Ivar ivar = ivars[i];

        id pointer = object_getIvar(self, ivar);
        if(pointer == sender)
        {
            name = [NSString stringWithUTF8String:ivar_getName(ivar)];
            break;
        }
    }

    free(ivars);
}
NSLog(@"%@", name);
}

输出为:

姓名印刷说明:

btnconferenceCall

检查此示例演示

ButtonDemo