1--TEST-- 2Test ob_flush() function : basic functionality 3--FILE-- 4<?php 5echo "*** Testing ob_flush() : basic functionality ***\n"; 6 7// Zero arguments 8echo "\n-- Testing ob_flush() function with Zero arguments --\n"; 9var_dump(ob_flush()); 10 11ob_start(); 12echo "This should get flushed.\n"; 13var_dump(ob_flush()); 14 15echo "Ensure the buffer is still active after the flush.\n"; 16$out = ob_flush(); 17var_dump($out); 18 19echo "Done"; 20 21?> 22--EXPECTF-- 23*** Testing ob_flush() : basic functionality *** 24 25-- Testing ob_flush() function with Zero arguments -- 26 27Notice: ob_flush(): Failed to flush buffer. No buffer to flush in %s on line %d 28bool(false) 29This should get flushed. 30bool(true) 31Ensure the buffer is still active after the flush. 32bool(true) 33Done 34