3v4l.org

run code in 300+ PHP versions simultaneously
<?php $file = fopen("test.tmp", "wb"); fwrite($file, 'abc'); fclose($file); ;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ouJPD
function name:  (null)
number of ops:  13
compiled vars:  !0 = $file
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'fopen'
          1        SEND_VAL                                                 'test.tmp'
          2        SEND_VAL                                                 'wb'
          3        DO_ICALL                                         $1      
          4        ASSIGN                                                   !0, $1
    4     5        INIT_FCALL                                               'fwrite'
          6        SEND_VAR                                                 !0
          7        SEND_VAL                                                 'abc'
          8        DO_ICALL                                                 
    5     9        INIT_FCALL                                               'fclose'
         10        SEND_VAR                                                 !0
         11        DO_ICALL                                                 
    7    12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
182.1 ms | 939 KiB | 20 Q