Jaco Greeff
c4ba8ca64d
* Add ts-check for examples * Typing cleanups, now shows properly * Bump * Cleanup checks * Bump keyring
32 lines
1.1 KiB
JavaScript
Executable File
32 lines
1.1 KiB
JavaScript
Executable File
// @ts-check
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// Import the API, Keyring and some utility functions
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const { ApiPromise } = require('@polkadot/api');
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const { Keyring } = require('@polkadot/keyring');
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const { stringToU8a } = require('@polkadot/util');
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// Important to note that we pad the seed to a length of 32 bytes using ' '
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// The underlying seed needs to be exactly 32 bytes in length
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const ALICE_SEED = 'Alice'.padEnd(32, ' ');
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const BOB_ADDR = '5Gw3s7q4QLkSWwknsiPtjujPv3XM4Trxi5d4PgKMMk3gfGTE';
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async function main () {
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// Create an instance of the keyring
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const keyring = new Keyring();
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// Add Alice to our keyring (with the known seed for the account)
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const alice = keyring.addFromSeed(stringToU8a(ALICE_SEED));
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// Instantiate the API
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const api = await ApiPromise.create();
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// Create a extrinsic, transferring 12345 units to Bob
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const transfer = api.tx.balances.transfer(BOB_ADDR, 12345);
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// Sign and send the transaction using our account
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const hash = await transfer.signAndSend(alice);
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console.log('Transfer sent with hash', hash.toHex());
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}
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main().catch(console.error).finally(() => process.exit());
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