3v4l.org

run code in 300+ PHP versions simultaneously
<?php $len = 10; echo str_pad('Foo', $len) . '|' . PHP_EOL; echo str_pad('Déja vu', $len) . '|' . PHP_EOL; echo 'Déja vu'.str_repeat(' ', $len - mb_strwidth('Déja vu', mb_detect_encoding('Déja vu'))) . '|';
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/mqQJJ
function name:  (null)
number of ops:  31
compiled vars:  !0 = $len
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 10
    3     1        INIT_FCALL                                               'str_pad'
          2        SEND_VAL                                                 'Foo'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $2      
          5        CONCAT                                           ~3      $2, '%7C'
          6        CONCAT                                           ~4      ~3, '%0A'
          7        ECHO                                                     ~4
    4     8        INIT_FCALL                                               'str_pad'
          9        SEND_VAL                                                 'D%C3%A9ja+vu'
         10        SEND_VAR                                                 !0
         11        DO_ICALL                                         $5      
         12        CONCAT                                           ~6      $5, '%7C'
         13        CONCAT                                           ~7      ~6, '%0A'
         14        ECHO                                                     ~7
    6    15        INIT_FCALL                                               'str_repeat'
         16        SEND_VAL                                                 '+'
         17        INIT_FCALL                                               'mb_strwidth'
         18        SEND_VAL                                                 'D%C3%A9ja+vu'
         19        INIT_FCALL                                               'mb_detect_encoding'
         20        SEND_VAL                                                 'D%C3%A9ja+vu'
         21        DO_ICALL                                         $8      
         22        SEND_VAR                                                 $8
         23        DO_ICALL                                         $9      
         24        SUB                                              ~10     !0, $9
         25        SEND_VAL                                                 ~10
         26        DO_ICALL                                         $11     
         27        CONCAT                                           ~12     'D%C3%A9ja+vu', $11
         28        CONCAT                                           ~13     ~12, '%7C'
         29        ECHO                                                     ~13
         30      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
158.06 ms | 1395 KiB | 21 Q