Function updateCode

src/utils/codejar.ts:561–565

(code: string, callOnUpdate: boolean = true)

      Object.assign(options, newOptions)
    },
    updateCode(code: string, callOnUpdate: boolean = true) {
      editor.textContent = code
      doHighlight(editor)
      callOnUpdate && onUpdate(code)
    },
    onUpdate(callback: (code: string) => void) {
      onUpdate = callback
    },