ionic4 ion-radio-group 获取选中的值

xxx.page.html

        
          
            请选择性别
          
      
          
            男
            
          
      
          
            女
            
          
     
        

xxx.page.ts

import { Component, OnInit } from '@angular/core';
@Component({
  selector: 'app-change-my-sex',
  templateUrl: './change-my-sex.page.html',
  styleUrls: ['./change-my-sex.page.scss'],
})
export class ChangeMySexPage implements OnInit {

  public user={
    value:null
  }

  constructor() { }

  ngOnInit() {
  }

  getValue(){
    console.log('我选中的是', this.user.value)
  }

}