HTML Symbols

Entity	Number	Symbol
←	←	←
↑	↑	↑
→	→	→
↓	↓	↓
↔	↔	↔
&crarr;	↵	↵
⇐	⇐	⇐
&uArr;	⇑	⇑
⇒	⇒	⇒
&dArr;	⇓	⇓
⇔	⇔	⇔
&lceil;	⌈	⌈
&rceil;	⌉	⌉
&lfloor;	⌊	⌊
&rfloor;	⌋	⌋
&lang;	〈	〈
&rang;	〉	〉
&spades;	♠	♠
&clubs;	♣	♣
&hearts;	♥	♥
&diams;	♦	♦