Android中的动态字符串的处理

1.效果显示

2. MainAcitivity.java

 package com.example.app2;

 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
 import android.widget.TextView;

 public class MainActivity extends AppCompatActivity {
     private TextView textView;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
         textView = (TextView) findViewById(R.id.tv);
         String temp = this.getString(R.string.hello);
         String result = String.format(temp,"SASS","Android");
         textView.setText(result);
     }
 }

2.activity_main.xml

 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:paddingBottom="@dimen/activity_vertical_margin"
     android:paddingLeft="@dimen/activity_horizontal_margin"
     android:paddingRight="@dimen/activity_horizontal_margin"
     android:paddingTop="@dimen/activity_vertical_margin"
     tools:context="com.example.app2.MainActivity"
     android:orientation="vertical">

     <TextView
         android:id="@+id/tv"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         />

 </LinearLayout>