# Vertical text selection **URL:** \ **Category:** Technical Support\ **Tags:** pdfjs-express\ **Created:** [May 25, 2022, 8:05am UTC](https://pdfjs.community/t/vertical-text-selection/1704 "2022-05-25T08:05:22Z")\ **Posts on this page:** 1\ **Showing post:** 3
**Author:** ![system](https://canada1.discourse-cdn.com/flex031/uploads/pdfjscommunity/original/1X/ffbcd25c7d423db8d5acd5db201c272f4db306dd.png) [@system](https://pdfjs.community/u/system)\ **Post date:** [May 25, 2022, 8:05am UTC](https://pdfjs.community/t/vertical-text-selection/1704/3 "2022-05-25T08:05:24Z")
**Hello, I’m Ron, an automated tech support bot 🤖** While you wait for one of our customer support representatives to get back to you, please check out some of these documentation pages: Guides: - [Customizing WebViewer UI Popups](https://pdfjs.express/documentation/ui-customization/customizing-popup.8) - [Core engine for PDF.js Express - Creating your own UI using the core SDK](https://pdfjs.express/documentation/ui-customization/core.8#creating-your-own-ui-using-the-core-sdk) - [Core engine for WebViewer - Creating your own UI using WebViewer Core](https://pdfjs.express/documentation/ui-customization/core#creating-your-own-ui-using-webviewer-core) APIs: - [Tools](https://pdfjs.express/api/7.0/Tools.html#__anchor) - [Core.DocumentViewer - drawSelection(pageNumber)](https://pdfjs.express/api/Core.DocumentViewer.html#drawSelection__anchor) - [Core.Tools.TextSelectTool](https://pdfjs.express/api/Core.Tools.TextSelectTool.html#__anchor) Forums: - [Text combing not working](https://pdfjs.community/t/text-combing-not-working/1172/8) - [Handeling test selection programatically (caret manipulation)](https://pdfjs.community/t/handeling-test-selection-programatically-caret-manipulation/408/1) - [How to customize the text selection tooltip](https://pdfjs.community/t/how-to-customize-the-text-selection-tooltip/622/4) --- _[View the full topic](https://pdfjs.community/t/vertical-text-selection/1704)._