That is to say, can I do? $var(x) = 'P-Asserted-Identity'; xlog("L_INFO", "PAI: $hdr(var(x))\n"); What about remove_hf("$var(x)"); -- Alex -- Alex Balashov - Principal Evariste Systems LLC 235 E Ponce de Leon Ave Suite 106 Decatur, GA 30030 United States Tel: +1-678-954-0670 Web: http://www.evaristesys.com/, http://www.alexbalashov.com/