Remove .php extension (explicitly written) for friendly URL [closed]

Code

RewriteEngine On
RewriteBase /

# remove enter code here.php; use THE_REQUEST to prevent infinite loops
RewriteCond %{THE_REQUEST} ^GET\ (.*)\.php\ HTTP
RewriteRule (.*)\.php$ $1 [R=301]


# remove index
RewriteRule (.*)/index$ $1/ [R=301]

# remove slash if not directory
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_URI} /$
RewriteRule (.*)/ $1 [R=301]

# add .php to access file, but don't redirect
RewriteCond %{REQUEST_FILENAME}.php -f
RewriteCond %{REQUEST_URI} !/$
RewriteRule (.*) $1\.php [L]

you can remove .php from requests like so

RewriteCond %{REQUEST_URI} ^/(.*).php$
RewriteRule ^(.*)$ %1 [L,QSA]