3v4l.org

run code in 300+ PHP versions simultaneously
<?php $url = 'http://www.2ip.ru/'; $ch = curl_init(); curl_setopt($ch, CURLOPT_HEADER, true); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_URL, $url); $out = curl_exec($ch); var_dump($out); print("\n\nError: ".curl_error()." / ".curl_errno());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/LdHMt
function name:  (null)
number of ops:  38
compiled vars:  !0 = $url, !1 = $ch, !2 = $out
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'http%3A%2F%2Fwww.2ip.ru%2F'
    4     1        INIT_FCALL_BY_NAME                                       'curl_init'
          2        DO_FCALL                                      0  $4      
          3        ASSIGN                                                   !1, $4
    5     4        INIT_FCALL_BY_NAME                                       'curl_setopt'
          5        SEND_VAR_EX                                              !1
          6        FETCH_CONSTANT                                   ~6      'CURLOPT_HEADER'
          7        SEND_VAL_EX                                              ~6
          8        SEND_VAL_EX                                              <true>
          9        DO_FCALL                                      0          
    6    10        INIT_FCALL_BY_NAME                                       'curl_setopt'
         11        SEND_VAR_EX                                              !1
         12        FETCH_CONSTANT                                   ~8      'CURLOPT_RETURNTRANSFER'
         13        SEND_VAL_EX                                              ~8
         14        SEND_VAL_EX                                              <true>
         15        DO_FCALL                                      0          
    7    16        INIT_FCALL_BY_NAME                                       'curl_setopt'
         17        SEND_VAR_EX                                              !1
         18        FETCH_CONSTANT                                   ~10     'CURLOPT_URL'
         19        SEND_VAL_EX                                              ~10
         20        SEND_VAR_EX                                              !0
         21        DO_FCALL                                      0          
    9    22        INIT_FCALL_BY_NAME                                       'curl_exec'
         23        SEND_VAR_EX                                              !1
         24        DO_FCALL                                      0  $12     
         25        ASSIGN                                                   !2, $12
   10    26        INIT_FCALL                                               'var_dump'
         27        SEND_VAR                                                 !2
         28        DO_ICALL                                                 
   12    29        INIT_FCALL_BY_NAME                                       'curl_error'
         30        DO_FCALL                                      0  $15     
         31        CONCAT                                           ~16     '%0A%0AError%3A+', $15
         32        CONCAT                                           ~17     ~16, '+%2F+'
         33        INIT_FCALL_BY_NAME                                       'curl_errno'
         34        DO_FCALL                                      0  $18     
         35        CONCAT                                           ~19     ~17, $18
         36        ECHO                                                     ~19
         37      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
161.56 ms | 1396 KiB | 15 Q