1--TEST-- 2Testing interface constants with inheritance 3--FILE-- 4<?php 5 6interface a { 7 const b = 2; 8} 9 10interface b extends a { 11 const c = self::b; 12} 13 14var_dump(b::c, a::b); 15 16?> 17--EXPECT-- 18int(2) 19int(2) 20
