mystery Dump
--------
$VAR1 = '';

mystery Peek
--------
SV = PVNV(0xa5317e4) at 0x982ec48
  REFCNT = 1
  FLAGS = (PADMY,IOK,NOK,POK,pIOK,pNOK,pPOK)
  IV = 0
  NV = 0
  PV = 0x9b36a68 ""\0
  CUR = 0
  LEN = 4

Empty Dump
--------
$VAR1 = '';

Empty Peek
--------
SV = PV(0xa50ea88) at 0x9d6e6f0
  REFCNT = 1
  FLAGS = (PADMY,POK,pPOK)
  PV = 0xa48f740 ""\0
  CUR = 0
  LEN = 4
mystery defined
Empty defined

Array Dump
--------
$VAR1 = '128';
$VAR2 = '1';
$VAR3 = '0';
$VAR4 = '-3';
Status is valid!