How to URL rewrite dynamic using htaccess for PHP?[SOLVED]

How to create a .htaccess file ?

Step : Create text file and upload into server then rename to .htaccess .
Step : Paste the below code for URL rewrite for php application 
# paste below these code to htaccess and generate url you php link
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RewriteEngine On
RewriteBase /phpapplicationfoldername/

RewriteCond %{REQUEST_FILENAME} !-f

RewriteCond %{REQUEST_FILENAME} !-d

RewriteRule ^(.*)\?*$ index.php?_route_=$1 [L,QSA]