3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('the','quick','brown','fox','jumps','over','the','lazy','dog'); for ($i = 0; $i < 50; $i++) { $array[0] = 'the'; $l = sizeof($array); for ($j = 0; $j < $l; $j++) { $array[$j] = strtolower($array[$j]); } }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
2 jumps found. (Code = 44) Position 1 = 21, Position 2 = 3
Branch analysis from position: 21
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 16
Branch analysis from position: 16
2 jumps found. (Code = 44) Position 1 = 18, Position 2 = 9
Branch analysis from position: 18
2 jumps found. (Code = 44) Position 1 = 21, Position 2 = 3
Branch analysis from position: 21
Branch analysis from position: 3
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 18, Position 2 = 9
Branch analysis from position: 18
Branch analysis from position: 9
filename:       /in/FRmGZ
function name:  (null)
number of ops:  22
compiled vars:  !0 = $array, !1 = $i, !2 = $l, !3 = $j
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        ASSIGN                                                   !1, 0
          2      > JMP                                                      ->19
    6     3    >   ASSIGN_DIM                                               !0, 0
          4        OP_DATA                                                  'the'
    7     5        COUNT                                            ~7      !0
          6        ASSIGN                                                   !2, ~7
    8     7        ASSIGN                                                   !3, 0
          8      > JMP                                                      ->16
    9     9    >   INIT_FCALL                                               'strtolower'
         10        FETCH_DIM_R                                      ~11     !0, !3
         11        SEND_VAL                                                 ~11
         12        DO_ICALL                                         $12     
         13        ASSIGN_DIM                                               !0, !3
         14        OP_DATA                                                  $12
    8    15        PRE_INC                                                  !3
         16    >   IS_SMALLER                                               !3, !2
         17      > JMPNZ                                                    ~14, ->9
    5    18    >   PRE_INC                                                  !1
         19    >   IS_SMALLER                                               !1, 50
         20      > JMPNZ                                                    ~16, ->3
   11    21    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
153.18 ms | 1395 KiB | 15 Q