Session

The Session class has 5 methods namely,

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public static function all()

This method is used for getting all values in the global $_SESSION variable. It can be accessed like this, Session::all()

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public static function get(string $name)

This method is used for getting a single value in the global $_SESSION variable. It can be accessed like this, Session::get('value')

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public static function put(string $name, $input)

This method is used for putting value in the global $_SESSION variable. It can be accessed like this, Session::put('error','Invalid Login or Password !');

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public static function exists(string $name) : bool

This method is for checking if a key exists in the global $_SESSION variable. It can be accessed like this, Session::exists('info')

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public static function destroy(string $name)

This method is for removing a key from a Session, it can be accessed like this, Session::destroy('error');