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说明：android循环控件，注册和显示内容

效果图：

step1: E:\projectgood\resget\demozz\IosDialogDemo-main\app\src\main\java\com\example\iosdialogdemo\TimerActivity.java

package com.example.iosdialogdemo;import android.os.Bundle;
import android.os.Handler;
import android.widget.Button;
import android.widget.TextView;
import androidx.appcompat.app.AppCompatActivity;
import java.util.Arrays;public class TimerActivity extends AppCompatActivity {private TextView tv_img0,tv_img1,tv_img2,tv_img3,tv_img4;private int[] tvIds = {R.id.tv_img0,R.id.tv_img1,R.id.tv_img2,R.id.tv_img3,R.id.tv_img4};private TextView[] tvGroups = {tv_img0,tv_img1,tv_img2,tv_img3,tv_img4};private int[] ages = {0,1,2,3,4};@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_same);for (int i=0;i<tvIds.length;i++){tvGroups[i] =findViewById(tvIds[i]);tvGroups[i].setText(String.valueOf(ages[i]));}}
}

step2: E:\projectgood\resget\demozz\IosDialogDemo-main\app\src\main\res\layout\activity_same.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:orientation="horizontal" android:layout_width="match_parent"android:layout_height="match_parent"android:background="@android:color/holo_blue_bright"><TextViewandroid:id="@+id/tv_img0"android:layout_width="70dp"android:layout_height="70dp"android:background="@android:color/holo_red_dark"android:textSize="50sp"/><TextViewandroid:id="@+id/tv_img1"android:layout_width="70dp"android:layout_height="70dp"android:background="@android:color/holo_orange_dark"android:textSize="50sp"/><TextViewandroid:id="@+id/tv_img2"android:layout_width="70dp"android:layout_height="70dp"android:background="@android:color/holo_blue_light"android:textSize="50sp"/><TextViewandroid:id="@+id/tv_img3"android:layout_width="70dp"android:layout_height="70dp"android:background="@android:color/holo_green_light"android:textSize="50sp"/><TextViewandroid:id="@+id/tv_img4"android:layout_width="70dp"android:layout_height="70dp"android:background="@android:color/holo_purple"android:textSize="50sp"/></LinearLayout>

end