3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tests = ['1,23,45,123,145,200', '345,999,0,1', '0', '0,2', '-1,-122', '', '1.5,2.9']; foreach ($tests as $test) { var_export(explode(',', $test, 2)[0]); echo "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 14
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 14
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
filename:       /in/tUGnL
function name:  (null)
number of ops:  16
compiled vars:  !0 = $tests, !1 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1      > FE_RESET_R                                       $3      !0, ->14
          2    > > FE_FETCH_R                                               $3, !1, ->14
    6     3    >   INIT_FCALL                                               'var_export'
          4        INIT_FCALL                                               'explode'
          5        SEND_VAL                                                 '%2C'
          6        SEND_VAR                                                 !1
          7        SEND_VAL                                                 2
          8        DO_ICALL                                         $4      
          9        FETCH_DIM_R                                      ~5      $4, 0
         10        SEND_VAL                                                 ~5
         11        DO_ICALL                                                 
    7    12        ECHO                                                     '%0A'
    5    13      > JMP                                                      ->2
         14    >   FE_FREE                                                  $3
    8    15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
191.51 ms | 1394 KiB | 17 Q