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<?php var_dump(date("cc",strtotime("first day previous month"))); var_dump(date('Y-m-d', strtotime(date('Y-m-01').' -1 MONTH')));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Lv1OZ
function name:  (null)
number of ops:  25
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'date'
          2        SEND_VAL                                                 'cc'
          3        INIT_FCALL                                               'strtotime'
          4        SEND_VAL                                                 'first+day+previous+month'
          5        DO_ICALL                                         $0      
          6        SEND_VAR                                                 $0
          7        DO_ICALL                                         $1      
          8        SEND_VAR                                                 $1
          9        DO_ICALL                                                 
    3    10        INIT_FCALL                                               'var_dump'
         11        INIT_FCALL                                               'date'
         12        SEND_VAL                                                 'Y-m-d'
         13        INIT_FCALL                                               'strtotime'
         14        INIT_FCALL                                               'date'
         15        SEND_VAL                                                 'Y-m-01'
         16        DO_ICALL                                         $3      
         17        CONCAT                                           ~4      $3, '+-1+MONTH'
         18        SEND_VAL                                                 ~4
         19        DO_ICALL                                         $5      
         20        SEND_VAR                                                 $5
         21        DO_ICALL                                         $6      
         22        SEND_VAR                                                 $6
         23        DO_ICALL                                                 
         24      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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