【教程简介】AE表达式在AE效果制作中占有很重要的地位，通过简单的参数/函数的书写，能制作出很多意想不到复杂的效果动画，表达式可以用来控制图层的不同属性、控制器和构建了一个自定义绑定，复杂的运动，而不需要繁琐的工作或手动控制他们，不过AE表达式学习起来也很困难，不过只要下功夫去学习，也会有意想不到的收获。

本期教程用过一些小案例在AE中使用表达式制作一些MG图形动画，将了解使用 After Effect 表达式的所有知识点，谈谈什么是AE表达式？最常用的AE表达式，AE表达式控制器，时钟动画制作和其他案例学习Adobe After Effect is playing a key rule in Motion Graphic , 2D Animation and Visual FX and its one of the standards software of these industries .

After effect is very complex and powerful software that has a lots of third party plugins , script ,Expressions and templates .

After Effect has its own scripting engine that powered by Java script languages and by using of Java script libraries anyone can build cool scripts and expressions .

Expression are part of After effect user interface and we can use expression to control different properties of layers and built a custom rigs , controllers and complex motion without hard working and manual doing of them .

In this class we will understand almost all aspect of using  expressions in After Effect and we will talk about What is expressions ? Most used expressions , Expression controllers , Creating precise animation for a Clock and writing 4 lines of code to achieve rounded parentage numbers for using on different scenes .

【教程下载】AE教程：表达式基础学习教程 Skillshare Getting started with After Effect Expressions