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<?php $dt = \DateTime::createFromFormat('Y-m-d', '2012-04-01'); $dt->modify('last day of previous month'); while ($dt->format('N') > 5) { $dt->modify('-1 day'); } echo $dt->format('Y-m-d');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 12
Branch analysis from position: 12
2 jumps found. (Code = 44) Position 1 = 17, Position 2 = 9
Branch analysis from position: 17
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 17, Position 2 = 9
Branch analysis from position: 17
Branch analysis from position: 9
filename:       /in/VSiG5
function name:  (null)
number of ops:  22
compiled vars:  !0 = $dt
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_STATIC_METHOD_CALL                                  'DateTime', 'createFromFormat'
          1        SEND_VAL                                                 'Y-m-d'
          2        SEND_VAL                                                 '2012-04-01'
          3        DO_FCALL                                      0  $1      
          4        ASSIGN                                                   !0, $1
    3     5        INIT_METHOD_CALL                                         !0, 'modify'
          6        SEND_VAL_EX                                              'last+day+of+previous+month'
          7        DO_FCALL                                      0          
    5     8      > JMP                                                      ->12
    7     9    >   INIT_METHOD_CALL                                         !0, 'modify'
         10        SEND_VAL_EX                                              '-1+day'
         11        DO_FCALL                                      0          
    5    12    >   INIT_METHOD_CALL                                         !0, 'format'
         13        SEND_VAL_EX                                              'N'
         14        DO_FCALL                                      0  $5      
         15        IS_SMALLER                                               5, $5
         16      > JMPNZ                                                    ~6, ->9
   11    17    >   INIT_METHOD_CALL                                         !0, 'format'
         18        SEND_VAL_EX                                              'Y-m-d'
         19        DO_FCALL                                      0  $7      
         20        ECHO                                                     $7
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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