ef="#v:toLowerExpr" class="selflink">#</a></p><div class="doc"><p>toLowerExpr creates a toLower expression that converts the input string to a lowercase string.</p></div></div><div class="top"><p class="src"><a id="v:mkToUpperExpr" class="def">mkToUpperExpr</a> :: [<a href="Expr.html#t:AnyExpr" title="Expr">AnyExpr</a>] -&gt; <a href="../base-4.11.1.0/Data-Either.html#t:Either" title="Data.Either">Either</a> <a href="../base-4.11.1.0/Data-String.html#t:String" title="Data.String">String</a> <a href="Expr.ht