3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach(array('a','oops',1, 2.4) as $v) { echo filter_var($v, FILTER_SANITIZE_NUMBER_INT) . "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 1, Position 2 = 9
Branch analysis from position: 1
2 jumps found. (Code = 78) Position 1 = 2, Position 2 = 9
Branch analysis from position: 2
1 jumps found. (Code = 42) Position 1 = 1
Branch analysis from position: 1
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
filename:       /in/Mrd19
function name:  (null)
number of ops:  11
compiled vars:  !0 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E > > FE_RESET_R                                       $1      <array>, ->9
          1    > > FE_FETCH_R                                               $1, !0, ->9
    3     2    >   INIT_FCALL                                               'filter_var'
          3        SEND_VAR                                                 !0
          4        SEND_VAL                                                 519
          5        DO_ICALL                                         $2      
          6        CONCAT                                           ~3      $2, '%0A'
          7        ECHO                                                     ~3
    2     8      > JMP                                                      ->1
          9    >   FE_FREE                                                  $1
    4    10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
161.15 ms | 1394 KiB | 15 Q