3v4l.org

run code in 300+ PHP versions simultaneously
<?php for( $i=0;$i<=1000000;$i++ ) { $isOdd = (bool) ($i % 2); //var_dump( isOdd ); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 2
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 2
Branch analysis from position: 8
Branch analysis from position: 2
filename:       /in/9ecj9
function name:  (null)
number of ops:  9
compiled vars:  !0 = $i, !1 = $isOdd
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 0
          1      > JMP                                                      ->6
    3     2    >   MOD                                              ~3      !0, 2
          3        BOOL                                             ~4      ~3
          4        ASSIGN                                                   !1, ~4
    2     5        PRE_INC                                                  !0
          6    >   IS_SMALLER_OR_EQUAL                                      !0, 1000000
          7      > JMPNZ                                                    ~7, ->2
    5     8    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
189.23 ms | 1384 KiB | 13 Q