Andiroid App

Question

App基本

This is the user interface layout XML file. It contains a TextView element with the android:text attribute Hello World. Read the code at the blue arrow, then continue.
怎么做？

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:gravity="center"
    android:orientation="vertical" >

    <TextView
        android:layout_width="wrap_content"
            android:layout_height="wrap_content"
        android:text="Hi World" />
textsi
</LinearLayout>

Answer 1

通过添加一个Android增加文字大小：文字大小与价值30sp的TextView元素属性。提示：只要输入textsi和使用代码完成