Quick way to check for IMAP Enabled/Disabled on PHP Web server

Please execute the below syntax to check for IMAP feature enabled/disabled on your CPanel

// Code to check for just for IMAP info
var_dump(get_extension_funcs('imap'));

// Below code is to get the server configuration and check for PHP IMAP status
phpinfo();

If IMAP is enabled, the var_dump should return array of string related to imap as below;
array(75) { [0]=> string(9) "imap_open" [1]=> string(11) "imap_reopen..........

Also, if IMAP is enabled, you should able to see below information when you execute phpinfo(); as below;

IMAP

IMAP c-Client Version	2007f
SSL Support	enabled

If IMAP is disabled,
Otherwise you would just able to see:  bool(false)