DocumentationMathematicaThe Mathematica BookMathematica Reference GuideListing of Named Characters
Not the same as \[VerticalSeparator] or \[VerticalBar], which are infix operators.
Not the same as \[LeftBracketingBar] and \[RightBracketingBar], which are matchfix operators, drawn with a small tee to indicate their direction.
See Section 3.10.3.
See also: \[RawVerticalBar] , \[HorizontalLine] , \[VerticalEllipsis] , \[UpArrow] .