Math in Office

User, developer, and accessibility info on math editing/display in Microsoft Office and Windows. New features and specifications of the RichEdit editor. Getting OfficeMath onto web apps

RichEdit Place Holder

Sometimes you need a text box that cues the user to type something in, such as, “Start a conversation”. As soon as the user types something, the cue text vanishes, and the user sees what the user typed. If the user deletes all the text, the cue text reappears. Such a text box is called a place-holder control. The Microsoft 365 RichEdit has...