__END__ SV = PV(0x55ac3017e050) at 0x55ac301a20b8 REFCNT = 1 FLAGS = (POK,IsCOW,pPOK) PV = 0x55ac30220b00 ""\0 CUR = 0 LEN = 10 COW_REFCNT = 1 string dx is 0x7f0adfd33bfd dddddd SV = PV(0x55ac3017e050) at 0x55ac301a20b8 REFCNT = 1 FLAGS = (POK,pPOK) PV = 0x7f0adfd33bfd "dddddd\n\0" CUR = 8 LEN = 0