3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "livraison 1er"; var_dump(preg_replace('/([0-9])(er|éme|ème)/i','$1<sup>$2</sup>',$string));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0FuQ6
function name:  (null)
number of ops:  10
compiled vars:  !0 = $string
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'livraison+1er'
    5     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'preg_replace'
          3        SEND_VAL                                                 '%2F%28%5B0-9%5D%29%28er%7C%C3%A9me%7C%C3%A8me%29%2Fi'
          4        SEND_VAL                                                 '%241%3Csup%3E%242%3C%2Fsup%3E'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $2      
          7        SEND_VAR                                                 $2
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
154.95 ms | 1385 KiB | 17 Q