The Instruction operation "lower" returns all the input values within the operation as lowercase. This operation is also the inverse of operation "upper".
In the example below the first three characters of the word operation are in uppercase and will be returned in lowercase.
<instruction operation="lower">
<input value="OPEration lower" />
</instruction>
operation lower
In the example below we have two inputs the first one in lowercase and the second in uppercase, both will be output consecutively in lowercase.
<instruction operation="lower">
<input value="operation lower, " />
<input value="RETURNS LOWERCASE." />
</instruction>
operation lower, returns lowercase.