A rich text editor or RTE is a visual text editor that shows the outcome of the text written. Sometimes it is referred to as a WYSIWYG, What You See Is What You Get editor but in a CMS this might be slightly incorrect wording as there is usually CSS styles added to the text for the webpage.

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A longer inline text in a paragraph to show bold, italics, underline, strikethrough and such as ^superscript and _subscript or a bit of code in a text.