perl test.cgi Content-Type: text/html SV = PV(0x2518cd0) at 0x2535bc0 REFCNT = 1 FLAGS = (POK,READONLY,IsCOW,pPOK) PV = 0x268bb90 "foo"\0 CUR = 3 LEN = 10 COW_REFCNT = 0 BLAHERE