3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new DateTime/*Immutable*/('today'); $b = new DateTime/*Immutable*/('yesterday'); $c = array($a, $b); $d = max($c); var_dump($d);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0b86n
function name:  (null)
number of ops:  19
compiled vars:  !0 = $a, !1 = $b, !2 = $c, !3 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $4      'DateTime'
          1        SEND_VAL_EX                                              'today'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $4
    4     4        NEW                                              $7      'DateTime'
          5        SEND_VAL_EX                                              'yesterday'
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $7
    6     8        INIT_ARRAY                                       ~10     !0
          9        ADD_ARRAY_ELEMENT                                ~10     !1
         10        ASSIGN                                                   !2, ~10
    7    11        INIT_FCALL                                               'max'
         12        SEND_VAR                                                 !2
         13        DO_ICALL                                         $12     
         14        ASSIGN                                                   !3, $12
    8    15        INIT_FCALL                                               'var_dump'
         16        SEND_VAR                                                 !3
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
161.18 ms | 1394 KiB | 17 Q