Chris@0: Array destructuring
Chris@0: -----
Chris@0: <?php
Chris@0: 
Chris@0: [$a, $b] = [$c, $d];
Chris@0: [, $a, , , $b, ,] = $foo;
Chris@0: [, [[$a]], $b] = $bar;
Chris@0: ['a' => $b, 'b' => $a] = $baz;
Chris@0: -----
Chris@0: !!php7
Chris@0: array(
Chris@13:     0: Stmt_Expression(
Chris@13:         expr: Expr_Assign(
Chris@13:             var: Expr_Array(
Chris@13:                 items: array(
Chris@13:                     0: Expr_ArrayItem(
Chris@13:                         key: null
Chris@13:                         value: Expr_Variable(
Chris@13:                             name: a
Chris@13:                         )
Chris@13:                         byRef: false
Chris@0:                     )
Chris@13:                     1: Expr_ArrayItem(
Chris@13:                         key: null
Chris@13:                         value: Expr_Variable(
Chris@13:                             name: b
Chris@13:                         )
Chris@13:                         byRef: false
Chris@0:                     )
Chris@0:                 )
Chris@0:             )
Chris@13:             expr: Expr_Array(
Chris@13:                 items: array(
Chris@13:                     0: Expr_ArrayItem(
Chris@13:                         key: null
Chris@13:                         value: Expr_Variable(
Chris@13:                             name: c
Chris@13:                         )
Chris@13:                         byRef: false
Chris@0:                     )
Chris@13:                     1: Expr_ArrayItem(
Chris@13:                         key: null
Chris@13:                         value: Expr_Variable(
Chris@13:                             name: d
Chris@13:                         )
Chris@13:                         byRef: false
Chris@0:                     )
Chris@0:                 )
Chris@0:             )
Chris@0:         )
Chris@0:     )
Chris@13:     1: Stmt_Expression(
Chris@13:         expr: Expr_Assign(
Chris@13:             var: Expr_Array(
Chris@13:                 items: array(
Chris@13:                     0: null
Chris@13:                     1: Expr_ArrayItem(
Chris@13:                         key: null
Chris@13:                         value: Expr_Variable(
Chris@13:                             name: a
Chris@13:                         )
Chris@13:                         byRef: false
Chris@0:                     )
Chris@13:                     2: null
Chris@13:                     3: null
Chris@13:                     4: Expr_ArrayItem(
Chris@13:                         key: null
Chris@13:                         value: Expr_Variable(
Chris@13:                             name: b
Chris@13:                         )
Chris@13:                         byRef: false
Chris@13:                     )
Chris@13:                     5: null
Chris@0:                 )
Chris@13:             )
Chris@13:             expr: Expr_Variable(
Chris@13:                 name: foo
Chris@0:             )
Chris@0:         )
Chris@13:     )
Chris@13:     2: Stmt_Expression(
Chris@13:         expr: Expr_Assign(
Chris@13:             var: Expr_Array(
Chris@13:                 items: array(
Chris@13:                     0: null
Chris@13:                     1: Expr_ArrayItem(
Chris@13:                         key: null
Chris@13:                         value: Expr_Array(
Chris@13:                             items: array(
Chris@13:                                 0: Expr_ArrayItem(
Chris@13:                                     key: null
Chris@13:                                     value: Expr_Array(
Chris@13:                                         items: array(
Chris@13:                                             0: Expr_ArrayItem(
Chris@13:                                                 key: null
Chris@13:                                                 value: Expr_Variable(
Chris@13:                                                     name: a
Chris@13:                                                 )
Chris@13:                                                 byRef: false
Chris@13:                                             )
Chris@13:                                         )
Chris@13:                                     )
Chris@13:                                     byRef: false
Chris@13:                                 )
Chris@13:                             )
Chris@13:                         )
Chris@13:                         byRef: false
Chris@13:                     )
Chris@13:                     2: Expr_ArrayItem(
Chris@13:                         key: null
Chris@13:                         value: Expr_Variable(
Chris@13:                             name: b
Chris@13:                         )
Chris@13:                         byRef: false
Chris@13:                     )
Chris@13:                 )
Chris@13:             )
Chris@13:             expr: Expr_Variable(
Chris@13:                 name: bar
Chris@13:             )
Chris@0:         )
Chris@0:     )
Chris@13:     3: Stmt_Expression(
Chris@13:         expr: Expr_Assign(
Chris@13:             var: Expr_Array(
Chris@13:                 items: array(
Chris@13:                     0: Expr_ArrayItem(
Chris@13:                         key: Scalar_String(
Chris@13:                             value: a
Chris@0:                         )
Chris@13:                         value: Expr_Variable(
Chris@13:                             name: b
Chris@13:                         )
Chris@13:                         byRef: false
Chris@0:                     )
Chris@13:                     1: Expr_ArrayItem(
Chris@13:                         key: Scalar_String(
Chris@13:                             value: b
Chris@13:                         )
Chris@13:                         value: Expr_Variable(
Chris@13:                             name: a
Chris@13:                         )
Chris@13:                         byRef: false
Chris@0:                     )
Chris@0:                 )
Chris@0:             )
Chris@13:             expr: Expr_Variable(
Chris@13:                 name: baz
Chris@0:             )
Chris@0:         )
Chris@0:     )
Chris@0: )