From:             
Operating system: *
PHP version:      Irrelevant
Package:          SPL related
Bug Type:         Feature/Change Request
Bug description:"*" modifier for sprintf

Description:
------------
Hi all, I'v add support of "*" modifier for sprintf, it exist in sprintf C

implementation
(http://www.cplusplus.com/reference/clibrary/cstdio/printf/)

My patch attached

Test script:
---------------
sprintf("%.*f", 2, 2) // output "2.00"
sprintf("%.2f", 2) // output "2.00"


-- 
Edit bug report at https://bugs.php.net/bug.php?id=60755&edit=1
-- 
Try a snapshot (PHP 5.4):            
https://bugs.php.net/fix.php?id=60755&r=trysnapshot54
Try a snapshot (PHP 5.3):            
https://bugs.php.net/fix.php?id=60755&r=trysnapshot53
Try a snapshot (trunk):              
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Fixed in SVN:                        
https://bugs.php.net/fix.php?id=60755&r=fixed
Fixed in SVN and need be documented: 
https://bugs.php.net/fix.php?id=60755&r=needdocs
Fixed in release:                    
https://bugs.php.net/fix.php?id=60755&r=alreadyfixed
Need backtrace:                      
https://bugs.php.net/fix.php?id=60755&r=needtrace
Need Reproduce Script:               
https://bugs.php.net/fix.php?id=60755&r=needscript
Try newer version:                   
https://bugs.php.net/fix.php?id=60755&r=oldversion
Not developer issue:                 
https://bugs.php.net/fix.php?id=60755&r=support
Expected behavior:                   
https://bugs.php.net/fix.php?id=60755&r=notwrong
Not enough info:                     
https://bugs.php.net/fix.php?id=60755&r=notenoughinfo
Submitted twice:                     
https://bugs.php.net/fix.php?id=60755&r=submittedtwice
register_globals:                    
https://bugs.php.net/fix.php?id=60755&r=globals
PHP 4 support discontinued:          
https://bugs.php.net/fix.php?id=60755&r=php4
Daylight Savings:                    https://bugs.php.net/fix.php?id=60755&r=dst
IIS Stability:                       
https://bugs.php.net/fix.php?id=60755&r=isapi
Install GNU Sed:                     
https://bugs.php.net/fix.php?id=60755&r=gnused
Floating point limitations:          
https://bugs.php.net/fix.php?id=60755&r=float
No Zend Extensions:                  
https://bugs.php.net/fix.php?id=60755&r=nozend
MySQL Configuration Error:           
https://bugs.php.net/fix.php?id=60755&r=mysqlcfg

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