3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start=microtime(1); $a=8e300; var_dump($a.''); print 'Time: '.(microtime(1)-$start);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/I9Ta5
function name:  (null)
number of ops:  16
compiled vars:  !0 = $start, !1 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'microtime'
          1        SEND_VAL                                                 1
          2        DO_ICALL                                         $2      
          3        ASSIGN                                                   !0, $2
    3     4        ASSIGN                                                   !1, 8.0e+300
    4     5        INIT_FCALL                                               'var_dump'
          6        CONCAT                                           ~5      !1, ''
          7        SEND_VAL                                                 ~5
          8        DO_ICALL                                                 
    5     9        INIT_FCALL                                               'microtime'
         10        SEND_VAL                                                 1
         11        DO_ICALL                                         $7      
         12        SUB                                              ~8      $7, !0
         13        CONCAT                                           ~9      'Time%3A+', ~8
         14        ECHO                                                     ~9
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
147.28 ms | 1394 KiB | 17 Q