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<?php $d = new DateTime('2011-01-15 00:00:00'); $d = $d->modify('16 days -1 month'); var_dump($d);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/8f9Ia
function name:  (null)
number of ops:  12
compiled vars:  !0 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'DateTime'
          1        SEND_VAL_EX                                              '2011-01-15+00%3A00%3A00'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
    4     4        INIT_METHOD_CALL                                         !0, 'modify'
          5        SEND_VAL_EX                                              '16+days+-1+month'
          6        DO_FCALL                                      0  $4      
          7        ASSIGN                                                   !0, $4
    6     8        INIT_FCALL                                               'var_dump'
          9        SEND_VAR                                                 !0
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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