CI_Session::has_userdata()

has_userdata($key)

Parameters:	$key (string) – Session item key
Returns:	TRUE if the specified key exists, FALSE if not
Return type:	bool

Checks if an item exists in $_SESSION.

Note

This is a legacy method kept only for backwards compatibility with older applications. It is just an alias for isset($_SESSION[$key]) - please use that instead.

Links:

http://www.codeigniter.com/user_guide/libraries/sessions.html#CI_Session::has_userdata

doc_CodeIgniter

2016-10-15 16:31:52

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