特殊字元在Html裡是無法直接顯示的解決方法

特殊字元在Html裡是無法直接顯示的，所以必須用相對應的code來表示，這樣才能正確的顯示出來唷！
最常用的就是< > & " 等符號的替代了，乾脆自己做個記錄吧！

Character	codes	Entity
quotation mark = APL quote	"	"
ampersand	&	&
less-than sign	&lt;	<
greater-than sign	&gt;	>
blank	&nbsp;
modifier letter circumflex accent	&circ;	ˆ
small tilde	&tilde;	˜
en dash	&ndash;	–
em dash	&mdash;	—
left single quotation mark	&lsquo;	‘
right single quotation mark	&rsquo;	’
single low-9 quotation mark	&sbquo;	‚
left double quotation mark	&ldquo;	“
right double quotation mark	&rdquo;	”
per mille sign	&permil;	‰
euro sign	&euro;	€