scalar(category4-postfix.html) - phpMan

Test::Builder::IO::Scalar (3pm) - A copy of IO::Scalar for Test::Builder
I18N::Collate (3pm)  - compare 8-bit scalar data according to the current locale
PerlIO::scalar (3pm) - in-memory IO, scalar IO
Scalar::Util (3pm)   - A selection of general-utility scalar subroutines
TAP::Parser::SourceHandler::RawTAP (3pm) - Stream output from raw TAP in a sc...
Tie::Scalar (3pm)    - base class definitions for tied scalars