3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tt = '444,555,666,777'; var_dump(ctype_xdigit(str_replace(',', '', $tt)));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/320Db
function name:  (null)
number of ops:  13
compiled vars:  !0 = $tt
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '444%2C555%2C666%2C777'
    4     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'ctype_xdigit'
          3        INIT_FCALL                                               'str_replace'
          4        SEND_VAL                                                 '%2C'
          5        SEND_VAL                                                 ''
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                         $2      
          8        SEND_VAR                                                 $2
          9        DO_ICALL                                         $3      
         10        SEND_VAR                                                 $3
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
166.4 ms | 1385 KiB | 19 Q