Skip to content

Docs

Deployment CLI Configuration Accounts & Tokens (FT4)Clients Integrations Token chain Cookbook

Bridge Node Providers Governance Extensions Filehub Block Explorer

Rell Playground

FT4 APIs Rell standard library FT4 Rell API FT4 TypeScript client Postchain REST API Terminology Release Notes

Chromia Learn ↗

chromia.com ↗

Get Started Build Ecosystem Rell Playground Reference

All sections

BuildDeployment CLI Configuration Accounts & Tokens (FT4)Clients Integrations Token chain Cookbook

EcosystemBridge Node Providers Governance Extensions Filehub Block Explorer

Playground Search the docs

ReferenceFT4 APIs Rell standard library FT4 Rell API FT4 TypeScript client Postchain REST API Terminology Release Notes

Chromia Learn ↗

chromia.com ↗

FT4 Rell API

lib.ft4
lib.ft4.core.accounts
lib.ft4.core.accounts.auth_flags
lib.ft4.core.accounts.linking
lib.ft4.core.accounts.strategies
lib.ft4.core.accounts.strategies.open
lib.ft4.core.accounts.strategies.transfer
lib.ft4.core.admin
lib.ft4.core.assets
lib.ft4.core.assets.Unsafe
lib.ft4.core.auth
lib.ft4.core.crosschain
lib.ft4.core.crosschain.Unsafe
lib.ft4.core.prioritization
lib.ft4.external.accounts
lib.ft4.external.accounts.linking
lib.ft4.external.accounts.strategies
lib.ft4.external.admin
lib.ft4.external.assets
lib.ft4.external.auth
lib.ft4.external.crosschain
lib.ft4.utils
lib.ft4.version
lib.iccf
tests.extensions
tests.operations
tests.operations.auth

Docs/API reference/FT4 Rell API/tests.operations

OPERATION

test_optional_params

operation test_optional_params(amount: integer, to: text)

Previousregister_player2()Nexttest_optional_params_message()

Chromia developer documentation.

Chromia Learn ↗

© 2026 Chromia

Esc

↑↓ move↵ openEsc close