What are the basic data types in JSON?

The basic data types in JSON are referred to as values.

Strings

Text enclosed in double-quotation marks.

Example

"example"

Numbers

• Integer (whole) or decimal
• Positive or negative
• Zero
• No quotation marks

Example

[1, 2.5, 0, 382]

Booleans

• True or false
• No quotation marks

Example

[true, false, false, true]

Null

• Means "nothing"
• No quotation marks

Example

[null]

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Sources

• Documenting APIs: A guide for technical writers and engineers by Tom Johnson
• Learn API Technical Writing: JSON and XML for Writers by Peter Gruenbaum
• JSON.org
• Data Base Camp