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CondExprCondExpr...is an expression parser. You use it via the "expr" markup, thusly: (:if expr equal {$var1} {$var2} xor equal {$var3} {$var4}) (:if expr ! equal 'carrot' {$var4}) Operations available are:
I think you can also use parenthetical expressions like (: if expr ({$bool1} or {$bool2}) and ({$bool3} or {$bool4}) :) Usage examples here:
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