1--TEST-- 2Required parameter after optional is deprecated 3--FILE-- 4<?php 5 6function test($testA = null, $testB = null, $testC) {} 7function test2(Type $test2A = null, $test2B = null, $test2C) {} 8function test3(Type $test3A = null, ?Type2 $test3B = null, $test3C) {} 9 10?> 11--EXPECTF-- 12Deprecated: Optional parameter $testA declared before required parameter $testC is implicitly treated as a required parameter in %s on line %d 13 14Deprecated: Optional parameter $testB declared before required parameter $testC is implicitly treated as a required parameter in %s on line %d 15 16Deprecated: Optional parameter $test2B declared before required parameter $test2C is implicitly treated as a required parameter in %s on line %d 17 18Deprecated: Optional parameter $test3B declared before required parameter $test3C is implicitly treated as a required parameter in %s on line %d 19