Object Schema in JSON
From the JSON cheat sheet · JSON Schema · verified Aug 2026
Object Schema
Validate object properties and required fields.
json
{"$schema":"https://json-schema.org/draft/2020-12/schema","type":"object"}📌 $schema declares the schema dialect
🔍 properties alone does not require fields
📌 required lists mandatory property names
⚠️ additionalProperties changes extensibility
json-schemaobjectsvalidation
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