Render a [[#ifexpr]] conditional expression element.
Evaluates the mathematical expression; a result of 0 selects the
else branch, any non-zero result selects the then branch.
On evaluation error, a Wikidot-compatible error message is displayed
and neither branch is rendered.
Render a
[[#ifexpr]]conditional expression element.Evaluates the mathematical expression; a result of 0 selects the
elsebranch, any non-zero result selects thethenbranch. On evaluation error, a Wikidot-compatible error message is displayed and neither branch is rendered.