摘要:交易為了能夠在區(qū)塊鏈上發(fā)送交易和觸發(fā)操作,你必須具有實例。簽名提供程序必須包含與執(zhí)行者和操作權限相對應的私鑰。示例示例創(chuàng)建新帳戶多個操作上一篇瀏覽器下一篇讀取區(qū)塊鏈
交易
為了能夠在區(qū)塊鏈上發(fā)送交易和觸發(fā)操作,你必須具有Api實例。
簽名提供程序必須包含與執(zhí)行者和操作權限相對應的私鑰。
const { Api, JsonRpc } = require("eosjs");
const JsSignatureProvider = require("eosjs/dist/eosjs-jssig"); // development only
const fetch = require("node-fetch"); // node only; not needed in browsers
const { TextDecoder, TextEncoder } = require("text-encoding"); // node, IE11 and IE Edge Browsers
const privateKeys = [privateKey1];
const signatureProvider = new JsSignatureProvider.default(privateKeys);
const rpc = new JsonRpc("http://127.0.0.1:8888", { fetch });
const api = new Api({ rpc, signatureProvider, textDecoder: new TextDecoder(), textEncoder: new TextEncoder() });
示例
Buy ram
const result = await api.transact({
actions: [{
account: "eosio",
name: "buyrambytes",
authorization: [{
actor: "useraaaaaaaa",
permission: "active",
}],
data: {
payer: "useraaaaaaaa",
receiver: "useraaaaaaaa",
bytes: 8192,
},
}]
}, {
blocksBehind: 3,
expireSeconds: 30,
});
Stake
const result = await api.transact({
actions: [{
account: "eosio",
name: "delegatebw",
authorization: [{
actor: "useraaaaaaaa",
permission: "active",
}],
data: {
from: "useraaaaaaaa",
receiver: "useraaaaaaaa",
stake_net_quantity: "1.0000 SYS",
stake_cpu_quantity: "1.0000 SYS",
transfer: false,
}
}]
}, {
blocksBehind: 3,
expireSeconds: 30,
});
示例:Unstake
const result = await api.transact({
actions: [{
account: "eosio",
name: "undelegatebw",
authorization: [{
actor: "useraaaaaaaa",
permission: "active",
}],
data: {
from: "useraaaaaaaa",
receiver: "useraaaaaaaa",
unstake_net_quantity: "1.0000 SYS",
unstake_cpu_quantity: "1.0000 SYS",
transfer: false,
}
}]
}, {
blocksBehind: 3,
expireSeconds: 30,
});
創(chuàng)建新帳戶(多個操作)
const result = await api.transact({
actions: [{
account: "eosio",
name: "newaccount",
authorization: [{
actor: "useraaaaaaaa",
permission: "active",
}],
data: {
creator: "useraaaaaaaa",
name: "mynewaccount",
owner: {
threshold: 1,
keys: [{
key: "PUB_R1_6FPFZqw5ahYrR9jD96yDbbDNTdKtNqRbze6oTDLntrsANgQKZu",
weight: 1
}],
accounts: [],
waits: []
},
active: {
threshold: 1,
keys: [{
key: "PUB_R1_6FPFZqw5ahYrR9jD96yDbbDNTdKtNqRbze6oTDLntrsANgQKZu",
weight: 1
}],
accounts: [],
waits: []
},
},
},
{
account: "eosio",
name: "buyrambytes",
authorization: [{
actor: "useraaaaaaaa",
permission: "active",
}],
data: {
payer: "useraaaaaaaa",
receiver: "mynewaccount",
bytes: 8192,
},
},
{
account: "eosio",
name: "delegatebw",
authorization: [{
actor: "useraaaaaaaa",
permission: "active",
}],
data: {
from: "useraaaaaaaa",
receiver: "mynewaccount",
stake_net_quantity: "1.0000 SYS",
stake_cpu_quantity: "1.0000 SYS",
transfer: false,
}
}]
}, {
blocksBehind: 3,
expireSeconds: 30,
});
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