expressjs-field-validator Config Builder

Build validation configurations for body, path params, query params, and headers

📄 Drop JSON file here

Press ⌘+Enter to parse • Drag & drop JSON files supported

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Paste JSON and click "Parse JSON" to get started

Or drag and drop a JSON file

Use :paramName syntax to define path parameters (e.g., /users/:id/posts/:postId)

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Enter a URL path with :params to extract parameters

Example: /api/:organization/users/:id

Add query parameters to validate (e.g., ?page=1&sort=name)

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Add query parameters above to configure validation

Parameters with empty keys will be ignored

Add headers to validate (e.g., Authorization, X-API-Key)

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Add headers above to configure validation

Headers with empty names will be ignored

🛠️ expressjs-field-validator Config Builder