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ionic3自定义单选

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import { Component } from ‘@angular/core‘;
import { NavController } from ‘ionic-angular‘;

@Component({
  selector: ‘page-home‘,
  templateUrl: ‘home.html‘
})
export class HomePage {
  list=[{"key":"you","value":‘优‘,"chek":true},{"key":"liang","value":‘良‘,"chek":false},{"key":"cha","value":‘差‘,"chek":false}];
  data=http://www.mamicode.com/{"key":"you","value":‘优‘,"chek":true};
  constructor(public navCtrl: NavController) {

  }
   public  chekFun(i){
      let me=this;
      this.list.forEach(function(data,inde,array) {
        if(i==inde){
          data.chek=true;
          me.data=http://www.mamicode.com/data;>

  

<ion-header>
<ion-navbar>
<ion-title>
自定义单选
</ion-title>
</ion-navbar>
</ion-header>

<ion-content padding>
<ion-grid text-center>
<ion-row style="font-size: 1.7em;">
<ion-col col-4 *ngFor="let item of list,let i =index" (click)="chekFun(i)">{{item.value}}&nbsp; <ion-icon name="checkmark-circle" [ngClass]="{‘button-clear-ios-primary‘: item.chek,‘button-clear-ios-my‘:!item.chek}"></ion-icon></ion-col>
</ion-row>
</ion-grid>
<button ion-button block (click)="submit()">提交</button>
</ion-content>

ionic3自定义单选