www.aleph1.co.uk Git - yaffs-website/blob - vendor/nikic/php-parser/test/code/parser/expr/arrayDestructuring.test

   1 Array destructuring
   2 -----
   3 <?php
   4
   5 [$a, $b] = [$c, $d];
   6 [, $a, , , $b, ,] = $foo;
   7 [, [[$a]], $b] = $bar;
   8 ['a' => $b, 'b' => $a] = $baz;
   9 -----
  10 !!php7
  11 array(
  12     0: Expr_Assign(
  13         var: Expr_Array(
  14             items: array(
  15                 0: Expr_ArrayItem(
  16                     key: null
  17                     value: Expr_Variable(
  18                         name: a
  19                     )
  20                     byRef: false
  21                 )
  22                 1: Expr_ArrayItem(
  23                     key: null
  24                     value: Expr_Variable(
  25                         name: b
  26                     )
  27                     byRef: false
  28                 )
  29             )
  30         )
  31         expr: Expr_Array(
  32             items: array(
  33                 0: Expr_ArrayItem(
  34                     key: null
  35                     value: Expr_Variable(
  36                         name: c
  37                     )
  38                     byRef: false
  39                 )
  40                 1: Expr_ArrayItem(
  41                     key: null
  42                     value: Expr_Variable(
  43                         name: d
  44                     )
  45                     byRef: false
  46                 )
  47             )
  48         )
  49     )
  50     1: Expr_Assign(
  51         var: Expr_Array(
  52             items: array(
  53                 0: null
  54                 1: Expr_ArrayItem(
  55                     key: null
  56                     value: Expr_Variable(
  57                         name: a
  58                     )
  59                     byRef: false
  60                 )
  61                 2: null
  62                 3: null
  63                 4: Expr_ArrayItem(
  64                     key: null
  65                     value: Expr_Variable(
  66                         name: b
  67                     )
  68                     byRef: false
  69                 )
  70                 5: null
  71             )
  72         )
  73         expr: Expr_Variable(
  74             name: foo
  75         )
  76     )
  77     2: Expr_Assign(
  78         var: Expr_Array(
  79             items: array(
  80                 0: null
  81                 1: Expr_ArrayItem(
  82                     key: null
  83                     value: Expr_Array(
  84                         items: array(
  85                             0: Expr_ArrayItem(
  86                                 key: null
  87                                 value: Expr_Array(
  88                                     items: array(
  89                                         0: Expr_ArrayItem(
  90                                             key: null
  91                                             value: Expr_Variable(
  92                                                 name: a
  93                                             )
  94                                             byRef: false
  95                                         )
  96                                     )
  97                                 )
  98                                 byRef: false
  99                             )
 100                         )
 101                     )
 102                     byRef: false
 103                 )
 104                 2: Expr_ArrayItem(
 105                     key: null
 106                     value: Expr_Variable(
 107                         name: b
 108                     )
 109                     byRef: false
 110                 )
 111             )
 112         )
 113         expr: Expr_Variable(
 114             name: bar
 115         )
 116     )
 117     3: Expr_Assign(
 118         var: Expr_Array(
 119             items: array(
 120                 0: Expr_ArrayItem(
 121                     key: Scalar_String(
 122                         value: a
 123                     )
 124                     value: Expr_Variable(
 125                         name: b
 126                     )
 127                     byRef: false
 128                 )
 129                 1: Expr_ArrayItem(
 130                     key: Scalar_String(
 131                         value: b
 132                     )
 133                     value: Expr_Variable(
 134                         name: a
 135                     )
 136                     byRef: false
 137                 )
 138             )
 139         )
 140         expr: Expr_Variable(
 141             name: baz
 142         )
 143     )
 144 )