3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 0; $i < 3; $i ++) { echo "microtime(true): "; var_dump(microtime(true)); echo "<br/>microtime(): "; $utime = microtime(); var_dump($utime); list($ms,$s) = explode(' ', microtime()); $t = bcadd($s, $ms,8); echo "<br/>"; var_dump($t); echo "<br/>"; $a['time'] = $t; var_dump($a); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 44
Branch analysis from position: 44
2 jumps found. (Code = 44) Position 1 = 46, Position 2 = 2
Branch analysis from position: 46
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 2
2 jumps found. (Code = 44) Position 1 = 46, Position 2 = 2
Branch analysis from position: 46
Branch analysis from position: 2
filename:       /in/K74Jt
function name:  (null)
number of ops:  47
compiled vars:  !0 = $i, !1 = $utime, !2 = $ms, !3 = $s, !4 = $t, !5 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 0
          1      > JMP                                                      ->44
    4     2    >   ECHO                                                     'microtime%28true%29%3A+'
    5     3        INIT_FCALL                                               'var_dump'
          4        INIT_FCALL                                               'microtime'
          5        SEND_VAL                                                 <true>
          6        DO_ICALL                                         $7      
          7        SEND_VAR                                                 $7
          8        DO_ICALL                                                 
    6     9        ECHO                                                     '%3Cbr%2F%3Emicrotime%28%29%3A+'
    7    10        INIT_FCALL                                               'microtime'
         11        DO_ICALL                                         $9      
         12        ASSIGN                                                   !1, $9
    8    13        INIT_FCALL                                               'var_dump'
         14        SEND_VAR                                                 !1
         15        DO_ICALL                                                 
   10    16        INIT_FCALL                                               'explode'
         17        SEND_VAL                                                 '+'
         18        INIT_FCALL                                               'microtime'
         19        DO_ICALL                                         $12     
         20        SEND_VAR                                                 $12
         21        DO_ICALL                                         $13     
         22        FETCH_LIST_R                                     $14     $13, 0
         23        ASSIGN                                                   !2, $14
         24        FETCH_LIST_R                                     $16     $13, 1
         25        ASSIGN                                                   !3, $16
         26        FREE                                                     $13
         27        INIT_FCALL_BY_NAME                                       'bcadd'
         28        SEND_VAR_EX                                              !3
         29        SEND_VAR_EX                                              !2
         30        SEND_VAL_EX                                              8
         31        DO_FCALL                                      0  $18     
         32        ASSIGN                                                   !4, $18
   12    33        ECHO                                                     '%3Cbr%2F%3E'
   13    34        INIT_FCALL                                               'var_dump'
         35        SEND_VAR                                                 !4
         36        DO_ICALL                                                 
   14    37        ECHO                                                     '%3Cbr%2F%3E'
   15    38        ASSIGN_DIM                                               !5, 'time'
         39        OP_DATA                                                  !4
   16    40        INIT_FCALL                                               'var_dump'
         41        SEND_VAR                                                 !5
         42        DO_ICALL                                                 
    2    43        PRE_INC                                                  !0
         44    >   IS_SMALLER                                               !0, 3
         45      > JMPNZ                                                    ~24, ->2
   17    46    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
149.81 ms | 1400 KiB | 19 Q