3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (version_compare('1.3.0-dev', '1.3.0-beta') > 0) { echo "wrong\n"; } else { echo "ok\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 8
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gCDNs
function name:  (null)
number of ops:  10
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'version_compare'
          1        SEND_VAL                                                 '1.3.0-dev'
          2        SEND_VAL                                                 '1.3.0-beta'
          3        DO_ICALL                                         $0      
          4        IS_SMALLER                                               0, $0
          5      > JMPZ                                                     ~1, ->8
    4     6    >   ECHO                                                     'wrong%0A'
          7      > JMP                                                      ->9
    6     8    >   ECHO                                                     'ok%0A'
    7     9    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.42 ms | 1394 KiB | 15 Q