To give credit where credit is due, Perl got the comma operator from C. A quick glance at their manuals suggests that neither BCPL (http://cm.bell-labs.com/who/

To give credit where credit is due, Perl got the comma operator from C. A quick glance at their manuals suggests that neither BCPL (http://cm.bell-labs.com/who/dmr/bcpl.html http://cm.bell-labs.com/who/dmr/bcpl.html) nor B (http://cm.bell-labs.com/cm/cs/who/dmr/kbman.html http://cm.bell-labs.com/cm/cs/who/dmr/kbman.html) had it.