1--TEST-- 2Test is_a() function : usage variations - case sensitivity 3--INI-- 4error_reporting=E_ALL | E_STRICT | E_DEPRECATED 5--FILE-- 6<?php 7/* Prototype : proto bool is_a(object object, string class_name) 8 * Description: Returns true if the object is of this class or has this class as one of its parents 9 * Source code: Zend/zend_builtin_functions.c 10 * Alias to functions: 11 */ 12 13echo "*** Testing is_a() : usage variations ***\n"; 14 15class caseSensitivityTest {} 16class caseSensitivityTestChild extends caseSensitivityTest {} 17 18var_dump(is_a(new caseSensitivityTestChild, 'caseSensitivityTEST')); 19 20echo "Done"; 21?> 22--EXPECTF-- 23*** Testing is_a() : usage variations *** 24bool(true) 25Done 26