Bug #71718 [NEW]: json_decode produce error when decoding null

From: Date: Sat, 05 Mar 2016 17:19:48 +0000
Subject: Bug #71718 [NEW]: json_decode produce error when decoding null
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-199609@lists.php.net to get a copy of this message
From:             noskov dot vlad at gmail dot com
Operating system: Darwin Kernel Version 15.3.0
PHP version:      7.0.4
Package:          JSON related
Bug Type:         Bug
Bug description:json_decode produce error when decoding null

Description:
------------
Starting from v.7.0  after calling json_decode(null), json_last_error()
return JSON_ERROR_SYNTAX. For earlier versions it return 0.

https://3v4l.org/VSIXH

Test script:
---------------
<?php

json_decode(null);
var_dump(json_last_error());

Expected result:
----------------
json_last_error() return 0

Actual result:
--------------
json_last_error() return JSON_ERROR_SYNTAX

-- 
Edit bug report at https://bugs.php.net/bug.php?id=71718&edit=1
-- 
Try a snapshot (PHP 5.4):   https://bugs.php.net/fix.php?id=71718&r=trysnapshot54
Try a snapshot (PHP 5.5):   https://bugs.php.net/fix.php?id=71718&r=trysnapshot55
Try a snapshot (trunk):     https://bugs.php.net/fix.php?id=71718&r=trysnapshottrunk
Fixed in SVN:               https://bugs.php.net/fix.php?id=71718&r=fixed
Fixed in release:           https://bugs.php.net/fix.php?id=71718&r=alreadyfixed
Need backtrace:             https://bugs.php.net/fix.php?id=71718&r=needtrace
Need Reproduce Script:      https://bugs.php.net/fix.php?id=71718&r=needscript
Try newer version:          https://bugs.php.net/fix.php?id=71718&r=oldversion
Not developer issue:        https://bugs.php.net/fix.php?id=71718&r=support
Expected behavior:          https://bugs.php.net/fix.php?id=71718&r=notwrong
Not enough info:            https://bugs.php.net/fix.php?id=71718&r=notenoughinfo
Submitted twice:            https://bugs.php.net/fix.php?id=71718&r=submittedtwice
register_globals:           https://bugs.php.net/fix.php?id=71718&r=globals
PHP 4 support discontinued: https://bugs.php.net/fix.php?id=71718&r=php4
Daylight Savings:           https://bugs.php.net/fix.php?id=71718&r=dst
IIS Stability:              https://bugs.php.net/fix.php?id=71718&r=isapi
Install GNU Sed:            https://bugs.php.net/fix.php?id=71718&r=gnused
Floating point limitations: https://bugs.php.net/fix.php?id=71718&r=float
No Zend Extensions:         https://bugs.php.net/fix.php?id=71718&r=nozend
MySQL Configuration Error:  https://bugs.php.net/fix.php?id=71718&r=mysqlcfg



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