3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = '2011-02'; $d = DateTime::createFromFormat('Y-m', $date); $t = $d && $d->format('Y-m') == $date; var_dump($t);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 7, Position 2 = 12
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 12
filename:       /in/a3PSl
function name:  (null)
number of ops:  17
compiled vars:  !0 = $date, !1 = $d, !2 = $t
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '2011-02'
    3     1        INIT_STATIC_METHOD_CALL                                  'DateTime', 'createFromFormat'
          2        SEND_VAL                                                 'Y-m'
          3        SEND_VAR                                                 !0
          4        DO_FCALL                                      0  $4      
          5        ASSIGN                                                   !1, $4
    4     6      > JMPZ_EX                                          ~6      !1, ->12
          7    >   INIT_METHOD_CALL                                         !1, 'format'
          8        SEND_VAL_EX                                              'Y-m'
          9        DO_FCALL                                      0  $7      
         10        IS_EQUAL                                         ~8      !0, $7
         11        BOOL                                             ~6      ~8
         12    >   ASSIGN                                                   !2, ~6
    5    13        INIT_FCALL                                               'var_dump'
         14        SEND_VAR                                                 !2
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
199.23 ms | 1394 KiB | 15 Q