Optionaloptions: IParagraphRunPropertiesOptionsInternal
The components written in this one's place, one after another, when it can't be written as a single element, such as a run with another run in its children. Undefined when it is written as itself.
Adds a child element to this component.
The child component or text string to add
This component (for chaining)
Prepares the component for XML serialization, excluding it if empty.
The serialization context
The XML-serializable object, or undefined if empty
Represents run properties (rPr) in a WordprocessingML document.
Run properties specify all character-level formatting applied to text, such as bold, italic, font, size, color, underline, and other text effects.
Reference: http://officeopenxml.com/WPtextFormatting.php
XSD Schema
The EG_RPrBase group includes elements like rStyle, rFonts, b, bCs, i, iCs, caps, smallCaps, strike, dstrike, outline, shadow, emboss, imprint, noProof, snapToGrid, vanish, color, spacing, w, kern, position, sz, szCs, highlight, u, effect, bdr, shd, vertAlign, rtl, em, lang, and more.