在CKEDITOR 5中获取突出显示/选定的文本

// 获取CKEDITOR 5编辑器实例
const editor = ClassicEditor
    .create( document.querySelector( '#editor' ) )
    .then( editor => {
        console.log( 'Editor was initialized', editor );
    } )
    .catch( error => {
        console.error( error.stack );
    } );

// 获取选中的文本
function getSelectedText() {
    const selection = editor.model.document.selection;
    const selectedText = selection.getSelectedText();

    console.log('Selected Text:', selectedText);
}