3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "Monday, 1st week of 2016 => "; $year = 2016; $week = sprintf('%02d', 1); $dof = 1; echo date( "l, M jS, Y", strtotime($year."W".$week.$dof) ); echo "\n\n"; echo "Thursday, 7th week of 2016 => "; $year = 2016; $week = sprintf('%02d', 7); $dof = 4; echo date( "l, M jS, Y", strtotime($year."W".$week.$dof) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fr2vo
function name:  (null)
number of ops:  40
compiled vars:  !0 = $year, !1 = $week, !2 = $dof
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ECHO                                                     'Monday%2C+1st+week+of+2016+%3D%3E+'
    5     1        ASSIGN                                                   !0, 2016
    6     2        INIT_FCALL                                               'sprintf'
          3        SEND_VAL                                                 '%2502d'
          4        SEND_VAL                                                 1
          5        DO_ICALL                                         $4      
          6        ASSIGN                                                   !1, $4
    7     7        ASSIGN                                                   !2, 1
    8     8        INIT_FCALL                                               'date'
          9        SEND_VAL                                                 'l%2C+M+jS%2C+Y'
         10        INIT_FCALL                                               'strtotime'
         11        CONCAT                                           ~7      !0, 'W'
         12        CONCAT                                           ~8      ~7, !1
         13        CONCAT                                           ~9      ~8, !2
         14        SEND_VAL                                                 ~9
         15        DO_ICALL                                         $10     
         16        SEND_VAR                                                 $10
         17        DO_ICALL                                         $11     
         18        ECHO                                                     $11
   10    19        ECHO                                                     '%0A%0A'
   13    20        ECHO                                                     'Thursday%2C+7th+week+of+2016+%3D%3E+'
   15    21        ASSIGN                                                   !0, 2016
   16    22        INIT_FCALL                                               'sprintf'
         23        SEND_VAL                                                 '%2502d'
         24        SEND_VAL                                                 7
         25        DO_ICALL                                         $13     
         26        ASSIGN                                                   !1, $13
   17    27        ASSIGN                                                   !2, 4
   19    28        INIT_FCALL                                               'date'
         29        SEND_VAL                                                 'l%2C+M+jS%2C+Y'
         30        INIT_FCALL                                               'strtotime'
         31        CONCAT                                           ~16     !0, 'W'
         32        CONCAT                                           ~17     ~16, !1
         33        CONCAT                                           ~18     ~17, !2
         34        SEND_VAL                                                 ~18
         35        DO_ICALL                                         $19     
         36        SEND_VAR                                                 $19
         37        DO_ICALL                                         $20     
         38        ECHO                                                     $20
         39      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
158.55 ms | 1388 KiB | 19 Q