Bug #66707 [NEW]: Int to float conversion on json_encode

From: sergey dot shilko at gmail dot com Operating system: Linux PHP version: 5.5.9 Package: JSON related Bug Type: Bug Bug description:Int to float conversion on json_encode Description: ------------ http://php.net/json_encode http://php.net/json_decode json_decode(json_encode(A)) != A json_encode + json_decode breaks large integers. Test script: --------------- <?php $facebookIds = array(48572380745623087456, '48572380745623087456'); $encoded = json_encode($facebookIds); $decoded = json_decode($encoded); var_dump($facebookIds); var_dump($decoded); if ($facebookIds != $decoded) { echo "\nBroken\n"; } -- Edit bug report at https://bugs.php.net/bug.php?id=66707&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=66707&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=66707&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=66707&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=66707&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=66707&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=66707&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=66707&r=needscript Try newer version: https://bugs.php.net/fix.php?id=66707&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=66707&r=support Expected behavior: https://bugs.php.net/fix.php?id=66707&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=66707&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=66707&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=66707&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=66707&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=66707&r=dst IIS Stability: https://bugs.php.net/fix.php?id=66707&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=66707&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=66707&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=66707&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=66707&r=mysqlcfg