US-ASCII & cookie-name cookie-value All In One

US-ASCII & cookie-name cookie-value All In One

ASCII

cookies

A <cookie-name> can contain any US-ASCII characters except for:

1. control characters (ASCII characters 0 up to 31 and ASCII character 127)
2. separator characters (space, tab and the characters: ( ) < > @ , ; : \ " / [ ] ? = { })

A <cookie-value> can optionally be wrapped in double quotes and include any US-ASCII character excluding

1. control characters (ASCII characters 0 up to 31 and ASCII character 127)
2. Whitespace, double quotes, commas, semicolons, and backslashes.

https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Set-Cookie#cookie-namecookie-value

ASCII for cookies

ASCII: 0 ~ 31 + 127

Tab ❓

9 \t	Horizontal Tab
11 \v	Vertical Tab

13 \r	Carriage Return

https://en.wikipedia.org/wiki/ASCII#Control_code_chart ❌

32 ~ 126

排除掉

32 space
34 "
40 (
41 )
44 ,
47 /
58 :
59 ;
60 <
61	=
62 >
63 ?
64 @
91 [
92 \
93 ]
123 {
125 }

https://en.wikipedia.org/wiki/ASCII#Printable_characters ✅

demos

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ASCII 啊死K

https://developer.mozilla.org/en-US/docs/Glossary/ASCII

https://en.wikipedia.org/wiki/ASCII

refs

https://www.cnblogs.com/xgqfrms/p/9993892.html#5217008

https://gist.github.com/xgqfrms/e2a4a9b1a8bfe88594e221277031b846

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