1Interface 2----- 3<?php 4 5interface A extends C, D { 6 public function a(); 7} 8----- 9array( 10 0: Stmt_Interface( 11 attrGroups: array( 12 ) 13 name: Identifier( 14 name: A 15 ) 16 extends: array( 17 0: Name( 18 name: C 19 ) 20 1: Name( 21 name: D 22 ) 23 ) 24 stmts: array( 25 0: Stmt_ClassMethod( 26 attrGroups: array( 27 ) 28 flags: PUBLIC (1) 29 byRef: false 30 name: Identifier( 31 name: a 32 ) 33 params: array( 34 ) 35 returnType: null 36 stmts: null 37 ) 38 ) 39 ) 40) 41