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