Bug #76434 [Com]: implode sometimes ignores one array item

Edit report at https://bugs.php.net/bug.php?id=76434&edit=1 ID: 76434 Comment by: danack@php.net Reported by: ceeckels at mac dot com Summary: implode sometimes ignores one array item Status: Feedback Type: Bug Package: Arrays related Operating System: MacOS, FreeBSD PHP Version: 7.1.18 Block user comment: N Private report: N New Comment: Also, this has a very small chance of being a weird interaction between your terminal and the bytes. Please could you run this to see what implode is actually doing. function getRawCharacters($result) { $resultInHex = unpack('H*', $result); $resultInHex = $resultInHex[1]; $resultSeparated = implode(', ', str_split($resultInHex, 2)); return $resultSeparated; } $ar = [12345678, 12345678, 12345678, 3, 4, 5, 6, 7, 8]; $string = implode(chr(9), $ar); echo getRawCharacters($string) . PHP_EOL; Previous Comments: ------------------------------------------------------------------------ [2018-06-08 23:35:13] danack@php.net I can't reproduce https://3v4l.org/kEBSX and it sounds weird. Please can you test again with opcache disabled, if it's currently enabled. Also please try with all other extensions disabled. ------------------------------------------------------------------------ [2018-06-08 23:12:01] ceeckels at mac dot com Description: ------------ No comment; just run the test script and notice that the array item 7 is missing in the result string Test script: --------------- <?php $ar = [12345678, 12345678, 12345678, 3, 4, 5, 6, 7, 8]; echo implode(chr(9), $ar), PHP_EOL; ?> Expected result: ---------------- 12345678 12345678 12345678 3 4 5 6 7 8 Actual result: -------------- 12345678 12345678 12345678 3 4 5 6 8 ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=76434&edit=1