Chris@0: Assignments
Chris@0: -----
Chris@0: <?php
Chris@0: // simple assign
Chris@0: $a = $b;
Chris@0: 
Chris@0: // combined assign
Chris@0: $a &= $b;
Chris@0: $a |= $b;
Chris@0: $a ^= $b;
Chris@0: $a .= $b;
Chris@0: $a /= $b;
Chris@0: $a -= $b;
Chris@0: $a %= $b;
Chris@0: $a *= $b;
Chris@0: $a += $b;
Chris@0: $a <<= $b;
Chris@0: $a >>= $b;
Chris@0: $a **= $b;
Chris@0: 
Chris@0: // chained assign
Chris@0: $a = $b *= $c **= $d;
Chris@0: 
Chris@0: // by ref assign
Chris@0: $a =& $b;
Chris@0: 
Chris@0: // list() assign
Chris@0: list($a) = $b;
Chris@0: list($a, , $b) = $c;
Chris@0: list($a, list(, $c), $d) = $e;
Chris@0: 
Chris@0: // inc/dec
Chris@0: ++$a;
Chris@0: $a++;
Chris@0: --$a;
Chris@0: $a--;
Chris@0: -----
Chris@0: array(
Chris@0:     0: Expr_Assign(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:             comments: array(
Chris@0:                 0: // simple assign
Chris@0:             )
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:         comments: array(
Chris@0:             0: // simple assign
Chris@0:         )
Chris@0:     )
Chris@0:     1: Expr_AssignOp_BitwiseAnd(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:             comments: array(
Chris@0:                 0: // combined assign
Chris@0:             )
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:         comments: array(
Chris@0:             0: // combined assign
Chris@0:         )
Chris@0:     )
Chris@0:     2: Expr_AssignOp_BitwiseOr(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     3: Expr_AssignOp_BitwiseXor(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     4: Expr_AssignOp_Concat(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     5: Expr_AssignOp_Div(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     6: Expr_AssignOp_Minus(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     7: Expr_AssignOp_Mod(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     8: Expr_AssignOp_Mul(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     9: Expr_AssignOp_Plus(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     10: Expr_AssignOp_ShiftLeft(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     11: Expr_AssignOp_ShiftRight(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     12: Expr_AssignOp_Pow(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:     )
Chris@0:     13: Expr_Assign(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:             comments: array(
Chris@0:                 0: // chained assign
Chris@0:             )
Chris@0:         )
Chris@0:         expr: Expr_AssignOp_Mul(
Chris@0:             var: Expr_Variable(
Chris@0:                 name: b
Chris@0:             )
Chris@0:             expr: Expr_AssignOp_Pow(
Chris@0:                 var: Expr_Variable(
Chris@0:                     name: c
Chris@0:                 )
Chris@0:                 expr: Expr_Variable(
Chris@0:                     name: d
Chris@0:                 )
Chris@0:             )
Chris@0:         )
Chris@0:         comments: array(
Chris@0:             0: // chained assign
Chris@0:         )
Chris@0:     )
Chris@0:     14: Expr_AssignRef(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:             comments: array(
Chris@0:                 0: // by ref assign
Chris@0:             )
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:         comments: array(
Chris@0:             0: // by ref assign
Chris@0:         )
Chris@0:     )
Chris@0:     15: Expr_Assign(
Chris@0:         var: Expr_List(
Chris@0:             items: array(
Chris@0:                 0: Expr_ArrayItem(
Chris@0:                     key: null
Chris@0:                     value: Expr_Variable(
Chris@0:                         name: a
Chris@0:                     )
Chris@0:                     byRef: false
Chris@0:                 )
Chris@0:             )
Chris@0:             comments: array(
Chris@0:                 0: // list() assign
Chris@0:             )
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: b
Chris@0:         )
Chris@0:         comments: array(
Chris@0:             0: // list() assign
Chris@0:         )
Chris@0:     )
Chris@0:     16: Expr_Assign(
Chris@0:         var: Expr_List(
Chris@0:             items: array(
Chris@0:                 0: Expr_ArrayItem(
Chris@0:                     key: null
Chris@0:                     value: Expr_Variable(
Chris@0:                         name: a
Chris@0:                     )
Chris@0:                     byRef: false
Chris@0:                 )
Chris@0:                 1: null
Chris@0:                 2: Expr_ArrayItem(
Chris@0:                     key: null
Chris@0:                     value: Expr_Variable(
Chris@0:                         name: b
Chris@0:                     )
Chris@0:                     byRef: false
Chris@0:                 )
Chris@0:             )
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: c
Chris@0:         )
Chris@0:     )
Chris@0:     17: Expr_Assign(
Chris@0:         var: Expr_List(
Chris@0:             items: array(
Chris@0:                 0: Expr_ArrayItem(
Chris@0:                     key: null
Chris@0:                     value: Expr_Variable(
Chris@0:                         name: a
Chris@0:                     )
Chris@0:                     byRef: false
Chris@0:                 )
Chris@0:                 1: Expr_ArrayItem(
Chris@0:                     key: null
Chris@0:                     value: Expr_List(
Chris@0:                         items: array(
Chris@0:                             0: null
Chris@0:                             1: Expr_ArrayItem(
Chris@0:                                 key: null
Chris@0:                                 value: Expr_Variable(
Chris@0:                                     name: c
Chris@0:                                 )
Chris@0:                                 byRef: false
Chris@0:                             )
Chris@0:                         )
Chris@0:                     )
Chris@0:                     byRef: false
Chris@0:                 )
Chris@0:                 2: Expr_ArrayItem(
Chris@0:                     key: null
Chris@0:                     value: Expr_Variable(
Chris@0:                         name: d
Chris@0:                     )
Chris@0:                     byRef: false
Chris@0:                 )
Chris@0:             )
Chris@0:         )
Chris@0:         expr: Expr_Variable(
Chris@0:             name: e
Chris@0:         )
Chris@0:     )
Chris@0:     18: Expr_PreInc(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:         comments: array(
Chris@0:             0: // inc/dec
Chris@0:         )
Chris@0:     )
Chris@0:     19: Expr_PostInc(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:     )
Chris@0:     20: Expr_PreDec(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:     )
Chris@0:     21: Expr_PostDec(
Chris@0:         var: Expr_Variable(
Chris@0:             name: a
Chris@0:         )
Chris@0:     )
Chris@0: )