3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_convert_case( preg_replace('~(?=\p{Lu})~u', ' ','helloThere'), MB_CASE_TITLE );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/N3jDr
function name:  (null)
number of ops:  11
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   INIT_FCALL                                               'mb_convert_case'
    5     1        INIT_FCALL                                               'preg_replace'
          2        SEND_VAL                                                 '%7E%28%3F%3D%5Cp%7BLu%7D%29%7Eu'
          3        SEND_VAL                                                 '+'
          4        SEND_VAL                                                 'helloThere'
          5        DO_ICALL                                         $0      
          6        SEND_VAR                                                 $0
    6     7        SEND_VAL                                                 2
    4     8        DO_ICALL                                         $1      
    6     9        ECHO                                                     $1
    7    10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
142.35 ms | 997 KiB | 15 Q