Remove a file extension through .htaccess:
Original URL: http://ravinderrathore.herobo.com/contact.php
.htaccess rule to remove .php, .html, etc. file extensions from URLs:
RewriteRule ^(.*)$ $1.php
After Rewriting: http://ravinderrathore.herobo.com/contact
RewriteEngine on
RewriteCond %{THE_REQUEST} ^(.+)\.php([#?][^\ ]*)?\ HTTP/
RewriteRule ^index(.*)?$ index.php$1 [L,QSA]
RewriteRule ^login_success(/)?$ login_success.php [L,QSA]
RewriteRule ^contact(/)?$ contact.php [L,QSA]