JSON Schema Validation

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

Instance Validation Failed. Scroll for errors.

JSON Schema

Valid JSON:

xxxxxxxxxx
 
{
  "pattern": "^[a-zA-Z0-9]*$",
  "additionalProperties": {
    "$ref": "#"
  },
  "items": {
    "$ref": "#"
  }
}

JSON instance

Valid JSON:

xxxxxxxxxx
 
{
  "str": "pass",
  "array": [
    "pass",
    "fail!"
  ]
}

Validation Error

should match pattern "^[a-zA-Z0-9]*$".
pattern at "#/pattern"
Instance location: "/array/1"

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