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<?php $a = 0.6/0.1; var_dump( $a); $b = $a % 5; print "\$a=$a; \$b=$b\n"; # result: # $a=6; $b=0 # One should expect $b = 1 $a = 0.6/0.1; $a = round($a); $b = $a % 5; print "\$a=$a; \$b=$b\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/9VhtR
function name:  (null)
number of ops:  26
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 6
          1        INIT_FCALL                                               'var_dump'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                                 
    3     4        MOD                                              ~4      !0, 5
          5        ASSIGN                                                   !1, ~4
    4     6        ROPE_INIT                                     5  ~7      '%24a%3D'
          7        ROPE_ADD                                      1  ~7      ~7, !0
          8        ROPE_ADD                                      2  ~7      ~7, '%3B+%24b%3D'
          9        ROPE_ADD                                      3  ~7      ~7, !1
         10        ROPE_END                                      4  ~6      ~7, '%0A'
         11        ECHO                                                     ~6
    8    12        ASSIGN                                                   !0, 6
    9    13        INIT_FCALL                                               'round'
         14        SEND_VAR                                                 !0
         15        DO_ICALL                                         $11     
         16        ASSIGN                                                   !0, $11
   10    17        MOD                                              ~13     !0, 5
         18        ASSIGN                                                   !1, ~13
   11    19        ROPE_INIT                                     5  ~16     '%24a%3D'
         20        ROPE_ADD                                      1  ~16     ~16, !0
         21        ROPE_ADD                                      2  ~16     ~16, '%3B+%24b%3D'
         22        ROPE_ADD                                      3  ~16     ~16, !1
         23        ROPE_END                                      4  ~15     ~16, '%0A'
         24        ECHO                                                     ~15
         25      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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