Unable to load dynamic library 'php_intl.dll' how can i resolve it?

Question

I am using wamp PHP server. i have installed into c drive. every thing is working nice. but when i try to use composer and command

composer create-project laravel/laravel --prefer-dist 

getting error into cmd

error :Warning: PHP Startup: Unable to load dynamic library 'c:/wamp/bin/php/php5.6.25/ext/php_intl.dll' - The specified module could not be found. in Unknown on line 0

i have set system path in environment :C:\wamp\bin\php\php5.6.25 and remove comment extension ; from php_intl.dll into php.ini file. then i restart but not working... Help me