3v4l.org

run code in 300+ PHP versions simultaneously
<?php $products = ['canvas']; $availableSizes = ['8x10', '10x10', '12x12']; $materials = ["matte", "luster"]; $colors = ['red', 'white', 'blue']; var_export( array_merge(...array_map( fn($product) => array_merge(...array_map( fn($size) => array_merge(...array_map( fn($material) => array_map( fn($color) => implode('_', [$product, $size, $material, $color]), $colors ), $materials )), $availableSizes )), $products )) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DiIYV
function name:  (null)
number of ops:  23
compiled vars:  !0 = $products, !1 = $availableSizes, !2 = $materials, !3 = $colors, !4 = $size, !5 = $material, !6 = $color
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        ASSIGN                                                   !1, <array>
    7     2        ASSIGN                                                   !2, <array>
    9     3        ASSIGN                                                   !3, <array>
   11     4        INIT_FCALL                                               'var_export'
   12     5        INIT_FCALL                                               'array_merge'
          6        INIT_FCALL                                               'array_map'
   13     7        DECLARE_LAMBDA_FUNCTION                          ~11     [0]
          8        BIND_LEXICAL                                             ~11, !4
          9        BIND_LEXICAL                                             ~11, !5
         10        BIND_LEXICAL                                             ~11, !6
         11        BIND_LEXICAL                                             ~11, !3
         12        BIND_LEXICAL                                             ~11, !2
         13        BIND_LEXICAL                                             ~11, !1
   22    14        SEND_VAL                                                 ~11
   23    15        SEND_VAR                                                 !0
   12    16        DO_ICALL                                         $12     
   23    17        SEND_UNPACK                                              $12
         18        CHECK_UNDEF_ARGS                                         
   12    19        DO_ICALL                                         $13     
   23    20        SEND_VAR                                                 $13
   11    21        DO_ICALL                                                 
   25    22      > RETURN                                                   1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DiIYV
function name:  {closure}
number of ops:  23
compiled vars:  !0 = $product, !1 = $size, !2 = $material, !3 = $color, !4 = $colors, !5 = $materials, !6 = $availableSizes
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   RECV                                             !0      
          1        BIND_STATIC                                              !1
          2        BIND_STATIC                                              !2
          3        BIND_STATIC                                              !3
          4        BIND_STATIC                                              !4
          5        BIND_STATIC                                              !5
          6        BIND_STATIC                                              !6
          7        INIT_FCALL                                               'array_merge'
          8        INIT_FCALL                                               'array_map'
   14     9        DECLARE_LAMBDA_FUNCTION                          ~7      [0]
         10        BIND_LEXICAL                                             ~7, !0
         11        BIND_LEXICAL                                             ~7, !2
         12        BIND_LEXICAL                                             ~7, !3
         13        BIND_LEXICAL                                             ~7, !4
         14        BIND_LEXICAL                                             ~7, !5
   20    15        SEND_VAL                                                 ~7
   21    16        SEND_VAR                                                 !6
   13    17        DO_ICALL                                         $8      
   21    18        SEND_UNPACK                                              $8
         19        CHECK_UNDEF_ARGS                                         
   13    20        DO_ICALL                                         $9      
   21    21      > RETURN                                                   $9
   22    22*     > RETURN                                                   null


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DiIYV
function name:  {closure}
number of ops:  21
compiled vars:  !0 = $size, !1 = $product, !2 = $material, !3 = $color, !4 = $colors, !5 = $materials
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   RECV                                             !0      
          1        BIND_STATIC                                              !1
          2        BIND_STATIC                                              !2
          3        BIND_STATIC                                              !3
          4        BIND_STATIC                                              !4
          5        BIND_STATIC                                              !5
          6        INIT_FCALL                                               'array_merge'
          7        INIT_FCALL                                               'array_map'
   15     8        DECLARE_LAMBDA_FUNCTION                          ~6      [0]
          9        BIND_LEXICAL                                             ~6, !1
         10        BIND_LEXICAL                                             ~6, !0
         11        BIND_LEXICAL                                             ~6, !3
         12        BIND_LEXICAL                                             ~6, !4
   18    13        SEND_VAL                                                 ~6
   19    14        SEND_VAR                                                 !5
   14    15        DO_ICALL                                         $7      
   19    16        SEND_UNPACK                                              $7
         17        CHECK_UNDEF_ARGS                                         
   14    18        DO_ICALL                                         $8      
   19    19      > RETURN                                                   $8
   20    20*     > RETURN                                                   null


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DiIYV
function name:  {closure}
number of ops:  15
compiled vars:  !0 = $material, !1 = $product, !2 = $size, !3 = $color, !4 = $colors
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   RECV                                             !0      
          1        BIND_STATIC                                              !1
          2        BIND_STATIC                                              !2
          3        BIND_STATIC                                              !3
          4        BIND_STATIC                                              !4
          5        INIT_FCALL                                               'array_map'
   16     6        DECLARE_LAMBDA_FUNCTION                          ~5      [0]
          7        BIND_LEXICAL                                             ~5, !1
          8        BIND_LEXICAL                                             ~5, !2
          9        BIND_LEXICAL                                             ~5, !0
         10        SEND_VAL                                                 ~5
   17    11        SEND_VAR                                                 !4
   15    12        DO_ICALL                                         $6      
   17    13      > RETURN                                                   $6
   18    14*     > RETURN                                                   null


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DiIYV
function name:  {closure}
number of ops:  14
compiled vars:  !0 = $color, !1 = $product, !2 = $size, !3 = $material
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   16     0  E >   RECV                                             !0      
          1        BIND_STATIC                                              !1
          2        BIND_STATIC                                              !2
          3        BIND_STATIC                                              !3
          4        INIT_FCALL                                               'implode'
          5        SEND_VAL                                                 '_'
          6        INIT_ARRAY                                       ~4      !1
          7        ADD_ARRAY_ELEMENT                                ~4      !2
          8        ADD_ARRAY_ELEMENT                                ~4      !3
          9        ADD_ARRAY_ELEMENT                                ~4      !0
         10        SEND_VAL                                                 ~4
         11        DO_ICALL                                         $5      
         12      > RETURN                                                   $5
         13*     > RETURN                                                   null

End of Dynamic Function 0

End of Dynamic Function 0

End of Dynamic Function 0

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
147.31 ms | 1022 KiB | 17 Q