anchor

Processing Instructions (Anchor)

Pass arguments into an instruction handler and use them in program logic.

See also: Processing Instructions overview and the repository catalog.

Major concepts

• Instruction data deserialization
• Handler parameters

Setup

From this directory (basics/processing-instructions/anchor/):

anchor build

Prerequisites: Agave CLI (version in Anchor.toml [toolchain]), Anchor.

Testing

Tests run in-process with LiteSVM. No local validator.

anchor test

This runs cargo test as configured in Anchor.toml. Tests call instruction handlers and check onchain state.

Usage

Read the program programs/ source and Anchor.toml for deployed program IDs. For deployment, use anchor build && anchor deploy against your target cluster.