NAME

Data::Hopen::Scope::Environment - a Data::Hopen::Scope of %ENV

SYNOPSIS

This is a thin wrapper around %ENV, implemented as a Data::Hopen::Scope. It only supports one set of data ("$set" in Data::Hopen::Scope), which is named 0 for consistency with Data::Hopen::Scope::Hash.

METHODS

Note: "merge" in Data::Hopen::Scope is unsupported.

_find_here

Find a named data item in %ENV and return it. Returns undef on failure.

put

Updates the corresponding environment variables, in order, by setting $ENV{}. Returns the instance.

_names_here

Add the names in %ENV to the given Set::Scalar.