Howto Build a Smart JavaScript Text Editor with Toolbar

A step-by-step guide to building a lightweight text editor with a floating toolbar using pure JavaScript, HTML, and CSS. The tutorial covers implementing contenteditable surfaces, text selection detection, positioning floating toolbars, applying formatting commands (bold, italic, underline, highlight, color), clipboard operations, and undo/redo functionality. The approach uses browser APIs like window.getSelection() and document.execCommand() to create a responsive editor without external dependencies.