Yes, [efg]grep is a selection stage. The pattern metacharacters can be specified explicitly, enabling and disabling at will.
j. 2008/12/5 Paul Gilmartin <[EMAIL PROTECTED]>: > On Dec 5, 2008, at 08:25, Dave Jones wrote: > >> Very good point, Glenn. I had completely forgotten about those >> stages..... >> >> Glenn Knickerbocker wrote: >>> >>> On Thu, 4 Dec 2008 08:22:37 -0600, Dave Jones wrote: >>>> >>>> I'd like to see PATTERN made more available, even in it's >>>> (current?) lack of documentation >>>> state....it would help me rebut the Unix weenies claim that CMS >>>> has no "grep-like" function. >>> >>> Releasing the E/F/GREP stages would go considerably further toward >>> that >>> end . . . >> > The Unix weenies are apt to complain if their regular > expression skills are not portable. I'll join them > if those stages, when released, require me to memorize > alternatives for '[' and ']', for example. > > Do the elusive *GREP stages send unmatched lines to > secondary output connectors? > > -- gil >
