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Results tagged with anchor-lang
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user 1343
1
vote
What's the best way to deserialize Anchor Account Data from AccountInfo?
You have to setup a rust client.
Create new cargo package inside your program root directory. And make sure to import your program in your client package (Cargo.toml)
Create new solana client
le …
- 4,295
8
votes
Accepted
What is Anchor (8 bytes) discriminator
The discriminator is defined by the first 8 bytes of the Sha256 hash of the account's Rust identifier--i.e., the struct type name--and ensures no account can be substituted for another. It lets Anchor …
- 4,295
3
votes
Accepted
How can I set a panic in anchor?
First, you need to create an error, the message will be sent when the error is thrown
#[error_code]
pub enum ErrorCode {
#[msg("This is an ERROR!")]
MyCustomError,
}
then in your instruction
…
- 4,295
1
vote
How much of a PDA can a program control
a PDA is limited to how much the program offers in controllability.
To elaborate. Let's say your program has a single instruction initialize that initializes a pda account. In that case, your program …
- 4,295
4
votes
how can i check / verify past events of my smartcontract?
You can fetch the transaction history of your program (address) and then parse the transactions using Anchor event parser.
fetching the transactions
connection.getSignaturesForAddress is limited to 10 …
- 4,295