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<?php $numbers = range(0,100); foreach ($numbers as $i) { echo "{$i}: ", ($i -1) % 4, "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 6, Position 2 = 15
Branch analysis from position: 6
2 jumps found. (Code = 78) Position 1 = 7, Position 2 = 15
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 15
filename:       /in/C90b2
function name:  (null)
number of ops:  17
compiled vars:  !0 = $numbers, !1 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'range'
          1        SEND_VAL                                                 0
          2        SEND_VAL                                                 100
          3        DO_ICALL                                         $2      
          4        ASSIGN                                                   !0, $2
    5     5      > FE_RESET_R                                       $4      !0, ->15
          6    > > FE_FETCH_R                                               $4, !1, ->15
    6     7    >   NOP                                                      
          8        FAST_CONCAT                                      ~5      !1, '%3A+'
          9        ECHO                                                     ~5
         10        SUB                                              ~6      !1, 1
         11        MOD                                              ~7      ~6, 4
         12        ECHO                                                     ~7
         13        ECHO                                                     '%0A'
    5    14      > JMP                                                      ->6
         15    >   FE_FREE                                                  $4
    7    16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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