3v4l.org

run code in 300+ PHP versions simultaneously
<?php $row = ['a\\"', 'bbb']; $fp = fopen('php://memory', 'w+'); fputcsv($fp, $row, ',', '"', "\0"); rewind($fp); var_dump(stream_get_contents($fp)); fclose($fp);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0C7dZ
function name:  (null)
number of ops:  26
compiled vars:  !0 = $row, !1 = $fp
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        INIT_FCALL                                               'fopen'
          2        SEND_VAL                                                 'php%3A%2F%2Fmemory'
          3        SEND_VAL                                                 'w%2B'
          4        DO_ICALL                                         $3      
          5        ASSIGN                                                   !1, $3
    6     6        INIT_FCALL                                               'fputcsv'
          7        SEND_VAR                                                 !1
          8        SEND_VAR                                                 !0
          9        SEND_VAL                                                 '%2C'
         10        SEND_VAL                                                 '%22'
         11        SEND_VAL                                                 '%00'
         12        DO_ICALL                                                 
    7    13        INIT_FCALL                                               'rewind'
         14        SEND_VAR                                                 !1
         15        DO_ICALL                                                 
    8    16        INIT_FCALL                                               'var_dump'
         17        INIT_FCALL                                               'stream_get_contents'
         18        SEND_VAR                                                 !1
         19        DO_ICALL                                         $7      
         20        SEND_VAR                                                 $7
         21        DO_ICALL                                                 
    9    22        INIT_FCALL                                               'fclose'
         23        SEND_VAR                                                 !1
         24        DO_ICALL                                                 
         25      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
178.29 ms | 1395 KiB | 25 Q