1--TEST-- 2Bug #28739 (*diff() and *intersect() not clearing the fci cache before work) 3--FILE-- 4<?php 5class p { 6 public $x; 7 function __construct($x){$this->x=$x;} 8} 9function a(&$a, &$b){var_dump(__FUNCTION__);return $a->x - $b->x;} 10function b(&$a, &$b){var_dump(__FUNCTION__);return $a->x - $b->x;} 11 12$p1 = array(new p(2), new p(1), new p(0)); 13$p2 = array(new p(0), new p(2), new p(3)); 14 15uasort($p1, 'a'); 16print_r($p1); 17echo "Now diffing:\n"; 18print_r(array_udiff($p1,$p2, 'b')); 19?> 20--EXPECT-- 21string(1) "a" 22string(1) "a" 23Array 24( 25 [2] => p Object 26 ( 27 [x] => 0 28 ) 29 30 [1] => p Object 31 ( 32 [x] => 1 33 ) 34 35 [0] => p Object 36 ( 37 [x] => 2 38 ) 39 40) 41Now diffing: 42string(1) "b" 43string(1) "b" 44string(1) "b" 45string(1) "b" 46string(1) "b" 47string(1) "b" 48string(1) "b" 49string(1) "b" 50string(1) "b" 51Array 52( 53 [1] => p Object 54 ( 55 [x] => 1 56 ) 57 58) 59
