Chris@0: Return and pass by ref
Chris@0: -----
Chris@0: <?php
Chris@0: 
Chris@0: function a(&$b) {}
Chris@0: function &a($b) {}
Chris@0: -----
Chris@0: array(
Chris@0:     0: Stmt_Function(
Chris@0:         byRef: false
Chris@13:         name: Identifier(
Chris@13:             name: a
Chris@13:         )
Chris@0:         params: array(
Chris@0:             0: Param(
Chris@0:                 type: null
Chris@0:                 byRef: true
Chris@0:                 variadic: false
Chris@13:                 var: Expr_Variable(
Chris@13:                     name: b
Chris@13:                 )
Chris@0:                 default: null
Chris@0:             )
Chris@0:         )
Chris@0:         returnType: null
Chris@0:         stmts: array(
Chris@0:         )
Chris@0:     )
Chris@0:     1: Stmt_Function(
Chris@0:         byRef: true
Chris@13:         name: Identifier(
Chris@13:             name: a
Chris@13:         )
Chris@0:         params: array(
Chris@0:             0: Param(
Chris@0:                 type: null
Chris@0:                 byRef: false
Chris@0:                 variadic: false
Chris@13:                 var: Expr_Variable(
Chris@13:                     name: b
Chris@13:                 )
Chris@0:                 default: null
Chris@0:             )
Chris@0:         )
Chris@0:         returnType: null
Chris@0:         stmts: array(
Chris@0:         )
Chris@0:     )
Chris@13: )