3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "http://external.ak.fbcdn.net/safe_image.php?d=AQD-PsVh6CG6Q2RK&w=154&h=154&url=https\u00253A\u00252F\u00252Ffbcdn-sphotos-b-a.akamaihd.net\u00252Fhphotos-ak-prn1\u00252Ft1\u00252F1623737_673137756072004_537520808_n.jpg"; $arr = explode("url=", $str); echo $arr[1];
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pEnrH
function name:  (null)
number of ops:  9
compiled vars:  !0 = $str, !1 = $arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'http%3A%2F%2Fexternal.ak.fbcdn.net%2Fsafe_image.php%3Fd%3DAQD-PsVh6CG6Q2RK%26w%3D154%26h%3D154%26url%3Dhttps%5Cu00253A%5Cu00252F%5Cu00252Ffbcdn-sphotos-b-a.akamaihd.net%5Cu00252Fhphotos-ak-prn1%5Cu00252Ft1%5Cu00252F1623737_673137756072004_537520808_n.jpg'
    5     1        INIT_FCALL                                               'explode'
          2        SEND_VAL                                                 'url%3D'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $3      
          5        ASSIGN                                                   !1, $3
    6     6        FETCH_DIM_R                                      ~5      !1, 1
          7        ECHO                                                     ~5
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
157.64 ms | 1394 KiB | 15 Q