appendTransactionMessageInstructions

function appendTransactionMessageInstructions<
    TTransactionMessage,
    TInstructions,
>(
    instructions,
    transactionMessage,
): AppendTransactionMessageInstructions<
    TTransactionMessage,
    TInstructions
>;

Given an array of instructions, this method will return a new transaction message with those instructions having been added to the end of the list of existing instructions.

Type Parameters

Type Parameter
TTransactionMessage extends Readonly<{ instructions: readonly Instruction<string, readonly (AccountLookupMeta<string, string> | AccountMeta<string>)[]>[]; version: TransactionVersion; }>
TInstructions extends readonly Instruction<string, readonly (AccountLookupMeta<string, string> | AccountMeta<string>)[]>[]

Parameters

ParameterType
instructionsTInstructions
transactionMessageTTransactionMessage

Returns

AppendTransactionMessageInstructions<TTransactionMessage, TInstructions>

See

appendTransactionInstruction if you only need to append one instruction to a transaction message.

Example

import { address } from '@solana/addresses';
import { appendTransactionMessageInstructions } from '@solana/transaction-messages';
 
const memoTransaction = appendTransactionMessageInstructions(
    [
        {
            data: new TextEncoder().encode('Hello world!'),
            programAddress: address('MemoSq4gqABAXKb96qnH8TysNcWxMyWCqXgDLGmfcHr'),
        },
        {
            data: new TextEncoder().encode('How are you?'),
            programAddress: address('MemoSq4gqABAXKb96qnH8TysNcWxMyWCqXgDLGmfcHr'),
        },
    ],
    tx,
);

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