json-parser/learn.txt at main · segundavid-dev/json-parser · GitHub

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JSON grammar is a set of production rules that describes the syntax and structure of JSON documents.

value       ::= object | array | string | number | "true" | "false" | "null"
object      ::= "{" [ pair ("," pair)* ] "}"
pair        ::= string ":" value
array       ::= "[" [ value ("," value)* ] "]"
string      ::= '"' characters '"'
characters  ::= "" | character characters
character   ::= "any Unicode character, except for \", \, and control characters" | escape
escape      ::= "\" ("\"" | "\\" | "/" | "b" | "f" | "n" | "r" | "t" | "u" hex hex hex hex)
number      ::= ["-"] int [frac] [exp]
int         ::= "0" | digit1-9 digits
frac        ::= "." digits
exp         ::= ("e" | "E") ["+" | "-"] digits
digit       ::= "0" | digit1-9
digits      ::= digit | digit digits