Bug #76994 [Com]: in_array/array_search unexpected result

Edit report at https://bugs.php.net/bug.php?id=76994&edit=1 ID: 76994 Comment by: sjon at hortensius dot net Reported by: luigi dot gualtieri at gmail dot com Summary: in_array/array_search unexpected result Status: Open Type: Bug Package: Arrays related Operating System: WIN + LINUX PHP Version: 7.0.32 Block user comment: N Private report: N New Comment: this is not a bug, see for example var_dump(45 == '45x'); to work-around this, use the third parameter of both functions: $strict=true Previous Comments: ------------------------------------------------------------------------ [2018-10-10 14:32:36] spam2 at rhsoft dot net because you use it wrong bool in_array ( mixed $needle , array $haystack [, bool $strict = FALSE ] ) http://php.net/manual/en/language.types.type-juggling.php ________________ [harry@rh:/downloads]$ php test.php bool(true) bool(false) ________________ [harry@rh:/downloads]$ cat test.php <?php $needle = '45x'; $haystack = ["23", 34, 45, "abc"]; $result = in_array($needle, $haystack); var_dump($result); $result = in_array($needle, $haystack, TRUE); var_dump($result); ------------------------------------------------------------------------ [2018-10-10 14:28:11] luigi dot gualtieri at gmail dot com Description: ------------ This is the scenario: - the needle is a string that starts with a numeric content (eg: "45x") - haystack contains a numeric item that match the numeric part of the needle (eg: ["23", 34, 45, "abc"] in_array function returns true and array_search function returns int(2). Test script: --------------- <?php $needle = '45x'; $haystack = ["23", 34, 45, "abc"]; //$test = 'g\'"'; //$test_array = ["g"]; $result = in_array($needle, $haystack ); var_dump($result); $result = array_search($needle, $haystack ); var_dump($result); Expected result: ---------------- functions have to return false Actual result: -------------- in_array: bool(true) array_search: int(2) ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=76994&edit=1