1--TEST-- 2Test ob_get_level() function : basic functionality 3--FILE-- 4<?php 5echo "*** Testing ob_get_level() : basic functionality ***\n"; 6 7// Zero arguments 8echo "\n-- Testing ob_get_level() function with Zero arguments --\n"; 9var_dump(ob_get_level()); 10 11ob_start(); 12var_dump(ob_get_level()); 13 14ob_start(); 15var_dump(ob_get_level()); 16 17ob_end_flush(); 18var_dump(ob_get_level()); 19 20ob_end_flush(); 21var_dump(ob_get_level()); 22 23ob_end_flush(); 24var_dump(ob_get_level()); 25 26 27echo "Done"; 28?> 29--EXPECTF-- 30*** Testing ob_get_level() : basic functionality *** 31 32-- Testing ob_get_level() function with Zero arguments -- 33int(0) 34int(1) 35int(2) 36int(1) 37int(0) 38 39Notice: ob_end_flush(): Failed to delete and flush buffer. No buffer to delete or flush in %s on line %d 40int(0) 41Done 42