1--TEST-- 2Bug #73837: Milliseconds in DateTime() 3--FILE-- 4<?php 5$collect = []; 6 7for ( $i = 0; $i < 1000; $i++ ) 8{ 9 $a = new DateTime(); 10 $key = "s" . $a->format( "u" ); 11 $collect[$key] = true; 12} 13 14var_dump($n = count( $collect )); 15echo ( $n > 700 ) ? "microseconds differ\n" : "microseconds do not differ enough ($n)\n"; 16?> 17--EXPECTF-- 18int(%d) 19microseconds differ 20