3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = (int)1; $b = (int)1000; for($i = (int)$a; $i < $b; $i++ ){ $z = (int)$i*$i; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 11
Branch analysis from position: 11
2 jumps found. (Code = 44) Position 1 = 13, Position 2 = 7
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
2 jumps found. (Code = 44) Position 1 = 13, Position 2 = 7
Branch analysis from position: 13
Branch analysis from position: 7
filename:       /in/Ma5LQ
function name:  (null)
number of ops:  14
compiled vars:  !0 = $a, !1 = $b, !2 = $i, !3 = $z
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   CAST                                          4  ~4      1
          1        ASSIGN                                                   !0, ~4
    3     2        CAST                                          4  ~6      1000
          3        ASSIGN                                                   !1, ~6
    5     4        CAST                                          4  ~8      !0
          5        ASSIGN                                                   !2, ~8
          6      > JMP                                                      ->11
    6     7    >   CAST                                          4  ~10     !2
          8        MUL                                              ~11     !2, ~10
          9        ASSIGN                                                   !3, ~11
    5    10        PRE_INC                                                  !2
         11    >   IS_SMALLER                                               !2, !1
         12      > JMPNZ                                                    ~14, ->7
    7    13    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.55 ms | 1393 KiB | 13 Q