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<?php $str = "You came in 21st out of 53"; sscanf($str, '%*[^0-9]%d%*[^0-9]%d', $place, $total); var_export(compact(['place', 'total'])); echo "\n---\n"; var_export(sscanf($str, '%*[^0-9]%d%*[^0-9]%d'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GISlU
function name:  (null)
number of ops:  22
compiled vars:  !0 = $str, !1 = $place, !2 = $total
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'You+came+in+21st+out+of+53'
    5     1        INIT_FCALL                                               'sscanf'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 '%25%2A%5B%5E0-9%5D%25d%25%2A%5B%5E0-9%5D%25d'
          4        SEND_REF                                                 !1
          5        SEND_REF                                                 !2
          6        DO_ICALL                                                 
    7     7        INIT_FCALL                                               'var_export'
          8        INIT_FCALL                                               'compact'
          9        SEND_VAL                                                 <array>
         10        DO_ICALL                                         $5      
         11        SEND_VAR                                                 $5
         12        DO_ICALL                                                 
    9    13        ECHO                                                     '%0A---%0A'
   11    14        INIT_FCALL                                               'var_export'
         15        INIT_FCALL                                               'sscanf'
         16        SEND_VAR                                                 !0
         17        SEND_VAL                                                 '%25%2A%5B%5E0-9%5D%25d%25%2A%5B%5E0-9%5D%25d'
         18        DO_ICALL                                         $7      
         19        SEND_VAR                                                 $7
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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