1--TEST-- 2filter_var() and FILTER_SANITIZE_STRING 3--EXTENSIONS-- 4filter 5--FILE-- 6<?php 7 8var_dump(filter_var("", FILTER_SANITIZE_STRING)); 9var_dump(filter_var("<>", FILTER_SANITIZE_STRING)); 10var_dump(filter_var("<>!@#$%^&*()'\"", FILTER_SANITIZE_STRING, FILTER_FLAG_NO_ENCODE_QUOTES)); 11var_dump(filter_var("<>!@#$%^&*()'\"", FILTER_SANITIZE_STRING, FILTER_FLAG_ENCODE_AMP)); 12var_dump(filter_var("<>`1234567890", FILTER_SANITIZE_STRING)); 13var_dump(filter_var("`123`", FILTER_SANITIZE_STRING)); 14var_dump(filter_var(".", FILTER_SANITIZE_STRING)); 15 16echo "Done\n"; 17?> 18--EXPECTF-- 19Deprecated: Constant FILTER_SANITIZE_STRING is deprecated in %s on line %d 20string(0) "" 21 22Deprecated: Constant FILTER_SANITIZE_STRING is deprecated in %s on line %d 23string(0) "" 24 25Deprecated: Constant FILTER_SANITIZE_STRING is deprecated in %s on line %d 26string(12) "!@#$%^&*()'"" 27 28Deprecated: Constant FILTER_SANITIZE_STRING is deprecated in %s on line %d 29string(24) "!@#$%^&*()'"" 30 31Deprecated: Constant FILTER_SANITIZE_STRING is deprecated in %s on line %d 32string(11) "`1234567890" 33 34Deprecated: Constant FILTER_SANITIZE_STRING is deprecated in %s on line %d 35string(5) "`123`" 36 37Deprecated: Constant FILTER_SANITIZE_STRING is deprecated in %s on line %d 38string(1) "." 39Done 40