uppercase and lowercase plugin for canvas-editor
npm install @hufe921/canvas-editor-plugin-caseuppercase and lowercase plugin for canvas-editor
``bash`
npm i @hufe921/canvas-editor-plugin-case --save
`javascript
import Editor from '@hufe921/canvas-editor'
import casePlugin from '@hufe921/canvas-editor-plugin-case'
const instance = new Editor()
instance.use(casePlugin)
command.executeUpperCase()
command.executeLowerCase()
``