认识PlantUML

官网地址：https://plantuml.com/zh/

示例

示例1

![](https://www.plantuml.com/plantuml/svg/SoWkIImgAStDuNBAJrBGjLDmpCbCJbMmKiX8pSd9vt98pKi1IW80)

示例2

<img src='https://www.plantuml.com/plantuml/svg/RSx12O8n38RXUwV80bb0HFuwWXl4Dc2X9jga-nliGP2Uy_3cEynf-7psb7ih37Y1gzvFaAS_MBmLygO2DtvFDaznCwg0mRv-0-sbOfnMZwp-ag911z0-lVwV4V_rld-mr9Zz0G00'>

代码