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1.1 misho 1: --TEST-- 2: Test strip_tags() function : usage variations - binary safe checking 3: --INI-- 4: short_open_tag = on 5: --FILE-- 6: <?php 7: /* Prototype : string strip_tags(string $str [, string $allowable_tags]) 8: * Description: Strips HTML and PHP tags from a string 9: * Source code: ext/standard/string.c 10: */ 11: 12: /* 13: * testing whether strip_tags() is binary safe or not 14: */ 15: 16: echo "*** Testing strip_tags() : usage variations ***\n"; 17: 18: //various string inputs 19: $strings = array ( 20: "<html> I am html string </html>".chr(0)."<?php I am php string ?>", 21: "<html> I am html string\0 </html><?php I am php string ?>", 22: b"<a>I am html string</a>", 23: "<html>I am html string</html>".decbin(65)."<?php I am php string?>" 24: ); 25: 26: //loop through the strings array to check if strip_tags() is binary safe 27: $iterator = 1; 28: foreach($strings as $value) 29: { 30: echo "-- Iteration $iterator --\n"; 31: var_dump( strip_tags($value) ); 32: $iterator++; 33: } 34: 35: echo "Done"; 36: ?> 37: --EXPECTF-- 38: *** Testing strip_tags() : usage variations *** 39: -- Iteration 1 -- 40: string(18) " I am html string " 41: -- Iteration 2 -- 42: string(18) " I am html string " 43: -- Iteration 3 -- 44: string(16) "I am html string" 45: -- Iteration 4 -- 46: string(23) "I am html string1000001" 47: Done