3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i=0;$i < 10;$i++){ echo "-> $i"; $i--; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
2 jumps found. (Code = 44) Position 1 = 9, Position 2 = 2
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 2
2 jumps found. (Code = 44) Position 1 = 9, Position 2 = 2
Branch analysis from position: 9
Branch analysis from position: 2
filename:       /in/OR0j6
function name:  (null)
number of ops:  10
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 0
          1      > JMP                                                      ->7
    3     2    >   NOP                                                      
          3        FAST_CONCAT                                      ~2      '-%3E+', !0
          4        ECHO                                                     ~2
    4     5        PRE_DEC                                                  !0
    2     6        PRE_INC                                                  !0
          7    >   IS_SMALLER                                               !0, 10
          8      > JMPNZ                                                    ~5, ->2
    5     9    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
176.62 ms | 1392 KiB | 13 Q