How to type infinity symbol on keyboard?

Infinity symbol text typing on keyboard.

Platform	Key type	Description
PC windows	Alt+236	Hold the ALT key and type 236 on the num-lock keypad.
Macintosh	Option+5	Hold the Option key and press 5
Microsoft word	Insert > Symbol > ∞	Menu selection: Insert > Symbol > ∞
	Alt+236	Hold the ALT key and type 236 on the num-lock keypad.
Microsoft excel	Insert > Symbol > ∞	Menu selection: Insert > Symbol > ∞
	Alt+236	Hold the ALT key and type 236 on the num-lock keypad.
Web page	Ctrl+C, Ctrl+V	Copy ∞ from here and paste it in your web page.
Facebook	Ctrl+C, Ctrl+V	Copy ∞ from here and paste it in your Facebook page.
HTML	∞ or ∞
ASCII code	236
Unicode	U+221E
LaTeX	\infty
MATLAB	\infty	Example: title('Graph to \infty')