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<?php $a = 'abcdefghijklmnopqrstuvwxyz0123456789'; for ($x=0,$r=null;$x<8;$x++) { $r .= substr(0, strlen($a - 1)); } echo $r;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 12
Branch analysis from position: 12
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 4
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 4
Branch analysis from position: 14
Branch analysis from position: 4
filename:       /in/DfIPM
function name:  (null)
number of ops:  16
compiled vars:  !0 = $a, !1 = $x, !2 = $r
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'abcdefghijklmnopqrstuvwxyz0123456789'
    5     1        ASSIGN                                                   !1, 0
          2        ASSIGN                                                   !2, null
          3      > JMP                                                      ->12
    6     4    >   INIT_FCALL                                               'substr'
          5        SEND_VAL                                                 0
          6        SUB                                              ~6      !0, 1
          7        STRLEN                                           ~7      ~6
          8        SEND_VAL                                                 ~7
          9        DO_ICALL                                         $8      
         10        ASSIGN_OP                                     8          !2, $8
    5    11        PRE_INC                                                  !1
         12    >   IS_SMALLER                                               !1, 8
         13      > JMPNZ                                                    ~11, ->4
    9    14    >   ECHO                                                     !2
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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