JSON Data Types Explained: The Six Value Types of RFC 8259
The six JSON value types per RFC 8259 — object, array, string, number, boolean, and null — with valid vs invalid examples and the type mistakes that break APIs.
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JSON Object Syntax: Names, Quoted Strings, and Double Quotes (RFC 8259)
How JSON objects must be written per RFC 8259: names are quoted strings, strings use double quotes, the six structural characters, trailing commas, and worked examples.
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