folding-region-define = $REGION [ region-identification ] .
folding-region-end = $ENDREGION [ region-identification ] .
PMP allows to create user-defined source code folding regions.
<region-identification>:
Any optional text that may be added to add useful information. No check is made about matching between $REGION and $ENDREGION.
Folding regions may be nested.
{$REGION I/O declarations }
…
{$ENDREGION}