Doubt In Macros Any one Plz..?

hai

friends , experts, professionals,

first of all thankx fro giving a eye on my article...

i have a small doubt in macros..

which one is correct of both ..below..

rp_provide_from_last p0002 space pn-begda pn-endda.

rp-provide-from-last p0002 space pn-begda pn-endda.

both of them are working fine...

but underscore or hiffen which one is exact..? any one plz..

every guess is rewarded..

regards

satish

Edited by: satish v on Dec 27, 2007 10:42 AM