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<?php function foo(){for($a=1,$b=2,$c=3,$d=4,$i=$a;$i<=$d;$i++)echo$i;}foo();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/j82Hm
function name:  (null)
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    1     0  E >   INIT_FCALL                                               'foo'
          1        DO_FCALL                                      0          
          2      > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
2 jumps found. (Code = 44) Position 1 = 10, Position 2 = 6
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 10, Position 2 = 6
Branch analysis from position: 10
Branch analysis from position: 6
filename:       /in/j82Hm
function name:  foo
number of ops:  11
compiled vars:  !0 = $a, !1 = $b, !2 = $c, !3 = $d, !4 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
          0  E >   ASSIGN                                                   !0, 1
          1        ASSIGN                                                   !1, 2
          2        ASSIGN                                                   !2, 3
          3        ASSIGN                                                   !3, 4
          4        ASSIGN                                                   !4, !0
          5      > JMP                                                      ->8
          6    >   ECHO                                                     !4
          7        PRE_INC                                                  !4
          8    >   IS_SMALLER_OR_EQUAL                                      !4, !3
          9      > JMPNZ                                                    ~11, ->6
         10    > > RETURN                                                   null

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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