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<?php $dt = new DateTime(); $dt->createFromFormat('s.u', '3.4'); // I replaced 3.4 by microtime(true), this is just to give an example var_dump($dt); var_dump($dt->format('u'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ndl5h
function name:  (null)
number of ops:  17
compiled vars:  !0 = $dt
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'DateTime'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    4     3        INIT_METHOD_CALL                                         !0, 'createFromFormat'
          4        SEND_VAL_EX                                              's.u'
          5        SEND_VAL_EX                                              '3.4'
          6        DO_FCALL                                      0          
    5     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                                 
    6    10        INIT_FCALL                                               'var_dump'
         11        INIT_METHOD_CALL                                         !0, 'format'
         12        SEND_VAL_EX                                              'u'
         13        DO_FCALL                                      0  $6      
         14        SEND_VAR                                                 $6
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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