3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 0; $y = 1; if ($x <=> $y) { echo "TRUE\n\n"; } else { echo "FALSE\n\n"; } $x = "Carrot"; $y = "Carrot Juice"; if ($x <=> $y) { echo "TRUE\n\n"; } else { echo "FALSE\n\n"; } $x = "Carrot Juice"; $y = "Carrot"; if ($x <=> $y) { echo "TRUE\n\n"; } else { echo "FALSE\n\n"; } $x = array("carrot", "juice"); $y = "carrot juice"; if ($x <=> $y) { echo "TRUE\n\n"; } else { echo "FALSE\n\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 13
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
2 jumps found. (Code = 43) Position 1 = 18, Position 2 = 20
Branch analysis from position: 18
1 jumps found. (Code = 42) Position 1 = 21
Branch analysis from position: 21
2 jumps found. (Code = 43) Position 1 = 25, Position 2 = 27
Branch analysis from position: 25
1 jumps found. (Code = 42) Position 1 = 28
Branch analysis from position: 28
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 27
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 20
2 jumps found. (Code = 43) Position 1 = 25, Position 2 = 27
Branch analysis from position: 25
Branch analysis from position: 27
Branch analysis from position: 13
2 jumps found. (Code = 43) Position 1 = 18, Position 2 = 20
Branch analysis from position: 18
Branch analysis from position: 20
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 13
Branch analysis from position: 11
Branch analysis from position: 13
filename:       /in/22g80
function name:  (null)
number of ops:  29
compiled vars:  !0 = $x, !1 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 0
          1        ASSIGN                                                   !1, 1
    5     2        SPACESHIP                                        ~4      !0, !1
          3      > JMPZ                                                     ~4, ->6
    6     4    >   ECHO                                                     'TRUE%0A%0A'
          5      > JMP                                                      ->7
    8     6    >   ECHO                                                     'FALSE%0A%0A'
   12     7    >   ASSIGN                                                   !0, 'Carrot'
          8        ASSIGN                                                   !1, 'Carrot+Juice'
   14     9        SPACESHIP                                        ~7      !0, !1
         10      > JMPZ                                                     ~7, ->13
   15    11    >   ECHO                                                     'TRUE%0A%0A'
         12      > JMP                                                      ->14
   17    13    >   ECHO                                                     'FALSE%0A%0A'
   21    14    >   ASSIGN                                                   !0, 'Carrot+Juice'
         15        ASSIGN                                                   !1, 'Carrot'
   23    16        SPACESHIP                                        ~10     !0, !1
         17      > JMPZ                                                     ~10, ->20
   24    18    >   ECHO                                                     'TRUE%0A%0A'
         19      > JMP                                                      ->21
   26    20    >   ECHO                                                     'FALSE%0A%0A'
   30    21    >   ASSIGN                                                   !0, <array>
         22        ASSIGN                                                   !1, 'carrot+juice'
   32    23        SPACESHIP                                        ~13     !0, !1
         24      > JMPZ                                                     ~13, ->27
   33    25    >   ECHO                                                     'TRUE%0A%0A'
         26      > JMP                                                      ->28
   35    27    >   ECHO                                                     'FALSE%0A%0A'
   36    28    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
163.88 ms | 1399 KiB | 13 Q