1--TEST-- 2Test function fstat() by substituting argument 1 with boolean values. 3--FILE-- 4<?php 5$variation_array = array( 6 'lowercase true' => true, 7 'lowercase false' =>false, 8 'uppercase TRUE' =>TRUE, 9 'uppercase FALSE' =>FALSE, 10 ); 11 12 13foreach ( $variation_array as $var ) { 14 var_dump(fstat( $var ) ); 15} 16?> 17===DONE=== 18--EXPECTF-- 19Warning: fstat() expects parameter 1 to be resource, boolean given in %s on line %d 20bool(false) 21 22Warning: fstat() expects parameter 1 to be resource, boolean given in %s on line %d 23bool(false) 24 25Warning: fstat() expects parameter 1 to be resource, boolean given in %s on line %d 26bool(false) 27 28Warning: fstat() expects parameter 1 to be resource, boolean given in %s on line %d 29bool(false) 30===DONE=== 31