JSON Schema Validation

The home of JSON Schema validation right in your browser 🚧 Alpha 🚧 draft-7 only

Checking validation

JSON Schema

Valid JSON:

xxxxxxxxxx
 
{
  "$id": "https://example.com/person.schema.json",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "preandposttasks": {
      "title": "Pre and Post tasks",
      "type": "array",
      "items": {
        "type": "object",
        "propertyNames": {
          "enum": [
            "build"
          ]
        },
        "properties": {
          "build": {
            "title": "Build",
            "type": "string",
            "examples": [
              "clean"
            ]
          }
        }
      }
    }
  }
}

JSON instance

Valid JSON:

xxxxxxxxxx
 
{
  "preandposttasks": [
    {
      "build": "foo"
    },
    {
      "invalidPropertyName": "foo"
    }
  ]
}

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JSON Schema

JSON instance