3v4l.org

run code in 300+ PHP versions simultaneously
<?php $row = ['','','','']; foreach ($row as $value) { if (! empty($value)) { return false; } } return true;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 9
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 9
Branch analysis from position: 3
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 8
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
filename:       /in/EWqco
function name:  (null)
number of ops:  12
compiled vars:  !0 = $row, !1 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    4     1      > FE_RESET_R                                       $3      !0, ->9
          2    > > FE_FETCH_R                                               $3, !1, ->9
    5     3    >   ISSET_ISEMPTY_CV                                 ~4      !1
          4        BOOL_NOT                                         ~5      ~4
          5      > JMPZ                                                     ~5, ->8
    6     6    >   FE_FREE                                                  $3
          7      > RETURN                                                   <false>
    4     8    > > JMP                                                      ->2
          9    >   FE_FREE                                                  $3
    9    10      > RETURN                                                   <true>
         11*     > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
179.42 ms | 1397 KiB | 13 Q