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<form>
  <fieldset>
    <legend>health information</legend>
    height: <input type="text" />
    weight: <input type="text" />
  </fieldset>
</form>

预览：



health information
height:


weight:

好怀念的样式TuT

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作为回调

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#include <iostream>
using namespace std;
class Clz{};
typedef void (Clz::*pot)();
class Sub : public Clz{
public:
    void test(){cout<<"test"<<endl;}
    pot pFun;
    void testCallback(){(this->*pFun)();}
};
int main() {
    // your code goes here
    Sub* sub = new Sub();
    sub->pFun = pot(&Sub::test);
    sub->testCallback();
    delete sub;
    return 0;
}