HTML 实体转码
HTML 实体编码与解码，处理特殊字符转义。
输入
输出
常用 HTML 实体速查
&
&
Ampersand
<
<
Less than
>
>
Greater than
"
"
Double quote
'
'
Single quote
Non-breaking space
©
©
Copyright
®
®
Registered
™
™
Trademark
€
€
Euro
£
£
Pound
¥
¥
Yen
—
—
Em dash
–
–
En dash
…
…
Ellipsis
←
←
Left arrow
→
→
Right arrow
↑
↑
Up arrow
↓
↓
Down arrow
♥
♥
Heart