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Bug #73167 there is a bug in variable variables
Submitted: 2016-09-25 13:24 UTC Modified: 2016-09-25 19:31 UTC
From: karemmm21 at yahoo dot com Assigned:
Status: Not a bug Package: *General Issues
PHP Version: 7.0.11 OS: variable variables
Private report: No CVE-ID: None
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 [2016-09-25 13:24 UTC] karemmm21 at yahoo dot com 
Description:
------------
$tirepr = 30;

$name = substr("tireqty",0,-3);
$xx = $name . "pr". "<br />";
echo $$xx;


// the result is Notice: Undefined variable: tirepr

Test script:
---------------
$tirepr = "30";

$name = substr("tireqty",0,-3);
$xx = $name . "pr". "<br />";
echo $$xx;


// the result is Notice: Undefined variable: tirepr

Expected result:
----------------
print 30 

Actual result:
--------------
 Notice: Undefined variable: tirepr

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 [2016-09-25 13:53 UTC] nikic@php.net
-Status: Open +Status: Not a bug
 [2016-09-25 13:53 UTC] nikic@php.net 
You've included a "<br />" in the variable name -- probably it was supposed to go on the next line?
 [2016-09-25 19:31 UTC] yohgaki@php.net 
https://3v4l.org/29Khi
Interestingly, HHVM fails. It may be 3v4l problem, though.
 
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