Stacks its children vertically.
No problems. The parser accepted every line.
gapnumberSpace between children in pixels (default 8).8padnumberInner padding in pixels (default 0).0ifconditionShow only when this expression is true, e.g. if=done or if={count>0}. Every element takes it.—tipstringA short explanation shown on hover, keyboard focus or a tap, e.g. tip="Orders not yet shipped": for a term or a number some people won't know, instead of more words on screen. It makes the element a Tab stop if it isn't one. Every element takes it.—Children: any elements.