Avoid using "px" as units; use "dp" instead
2012-11-08 15:33
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android开发当中，在为应用程序布局时，用到了：
android:textSize="24px"
这时发现编译器警告：
Avoid using "px" as units; use "dp" instead
google让我们避免使用px单位了，这是因为px单位大小始终是固定的，而dp单位的大小却可以随着屏幕的大小而改变，所以使用dp可以使应用程序适应任何尺寸的屏幕而不改变UI比例的大小。
android:textSize="24px"
这时发现编译器警告：
Avoid using "px" as units; use "dp" instead
google让我们避免使用px单位了，这是因为px单位大小始终是固定的，而dp单位的大小却可以随着屏幕的大小而改变，所以使用dp可以使应用程序适应任何尺寸的屏幕而不改变UI比例的大小。
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