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<?php $now = new DateTime("now"); print $now->format("Y-m-d"); $clone = clone $now; $clone->modify( '-1 day' ); print $clone->format("Y-m-d");
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/YiVmX
function name:  (null)
number of ops:  18
compiled vars:  !0 = $now, !1 = $clone
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $2      'DateTime'
          1        SEND_VAL_EX                                              'now'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
    3     4        INIT_METHOD_CALL                                         !0, 'format'
          5        SEND_VAL_EX                                              'Y-m-d'
          6        DO_FCALL                                      0  $5      
          7        ECHO                                                     $5
    4     8        CLONE                                            ~6      !0
          9        ASSIGN                                                   !1, ~6
    5    10        INIT_METHOD_CALL                                         !1, 'modify'
         11        SEND_VAL_EX                                              '-1+day'
         12        DO_FCALL                                      0          
    6    13        INIT_METHOD_CALL                                         !1, 'format'
         14        SEND_VAL_EX                                              'Y-m-d'
         15        DO_FCALL                                      0  $9      
         16        ECHO                                                     $9
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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