16个AE常用表达式使用教程 16 Useful Expressions in After Effects

依次介绍AE中一些常用表达式的用法和使用情况，包含AE工程源文件

In this tutorial, Sergei Prokhnevskiy covers 16 simple and useful expressions in After Effects which you can use daily to speed up your workflow.

• Value
• Layer Index
• Time
• valueAtTime()
• sourceRectAtTime()
• loopIN() & loopOUT()
• ease() & linear()
• clamp()
• toComp() & toWorld()
• length()
• if/else
• Math.abs()
• wiggle()
• Math.round()
• random()
• Math.min() & Math.max()