通过交互式分步教程学习JSON基础知识（适合初学者）
高级
这是一个Building Blocks领域的自动化工作流，包含 20 个节点。主要使用 Set, ManualTrigger 等节点。 通过交互式分步教程学习JSON基础知识（适合初学者）
前置要求
- •无特殊前置要求，导入即可使用
使用的节点 (20)
分类
工作流预览
可视化展示节点连接关系，支持缩放和平移
导出工作流
复制以下 JSON 配置到 n8n 导入，即可使用此工作流
{
"meta": {
"instanceId": "e409ea34548a2afe2dffba31130cd1cf2e98ebe2afaeed2a63caf2a0582d1da0"
},
"nodes": [
{
"id": "8edca697-2dc4-490e-9850-60a96284c299",
"name": "执行以开始",
"type": "n8n-nodes-base.manualTrigger",
"position": [
-2000,
100
],
"parameters": {},
"typeVersion": 1
},
{
"id": "cb671298-90c8-4c39-a91c-d993c8ecf1b2",
"name": "字符串",
"type": "n8n-nodes-base.set",
"position": [
-1380,
100
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e87952cb-878e-4feb-8261-342eaf887838",
"name": "json_example_string",
"type": "string",
"value": "This is a simple string. In JSON, it's always enclosed in double quotes."
}
]
}
},
"typeVersion": 3.4
},
{
"id": "a2331e78-a752-433f-a5e3-d95a373d202b",
"name": "键和值",
"type": "n8n-nodes-base.set",
"position": [
-1660,
100
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e87952cb-878e-4feb-8261-342eaf887838",
"name": "key",
"type": "string",
"value": "value"
},
{
"id": "b5f030f4-6650-4181-881f-de44790bb24b",
"name": "another_key",
"type": "string",
"value": "another_value"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "f6ffeffb-98c3-4278-8ec5-2aa39220924d",
"name": "数字",
"type": "n8n-nodes-base.set",
"position": [
-1100,
100
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e87952cb-878e-4feb-8261-342eaf887838",
"name": "json_example_integer",
"type": "number",
"value": 10
},
{
"id": "12345",
"name": "json_example_float",
"type": "number",
"value": 12.5
}
]
}
},
"typeVersion": 3.4
},
{
"id": "410682bb-a744-4db6-b08b-a63f67741576",
"name": "布尔值",
"type": "n8n-nodes-base.set",
"position": [
-820,
100
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e87952cb-878e-4feb-8261-342eaf887838",
"name": "json_example_boolean",
"type": "boolean",
"value": true
}
]
}
},
"typeVersion": 3.4
},
{
"id": "5e2948b0-6d60-4f4a-a150-89d41e8c4ed7",
"name": "数组",
"type": "n8n-nodes-base.set",
"position": [
-260,
100
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e87952cb-878e-4feb-8261-342eaf887838",
"name": "json_example_array",
"type": "array",
"value": "[\"first element\", 2, false, null]"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "8f7dc470-f140-4427-970d-738cef81b7fa",
"name": "对象",
"type": "n8n-nodes-base.set",
"position": [
20,
100
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e87952cb-878e-4feb-8261-342eaf887838",
"name": "json_example_object",
"type": "object",
"value": "{\"key\":\"value\",\"array\":[1,2,3],\"boolean\":false,\"integer\":123,\"sub_object\":{\"sub_key\":\"Find me!\"}}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "0622c22e-920c-4122-9143-15c310da3861",
"name": "便签",
"type": "n8n-nodes-base.stickyNote",
"position": [
-2220,
-360
],
"parameters": {
"color": 7,
"width": 460,
"height": 620,
"content": "### 教程 - 什么是 JSON？"
},
"typeVersion": 1
},
{
"id": "9be83d5e-2a5f-4ae2-8480-520ba0f5fa6b",
"name": "便签1",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1740,
-240
],
"parameters": {
"width": 260,
"height": 500,
"content": "#### JSON 的核心：键和值"
},
"typeVersion": 1
},
{
"id": "a4855cf1-8d0d-4c2f-acaf-0f9127a58418",
"name": "便签2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1460,
-240
],
"parameters": {
"width": 260,
"height": 500,
"content": "#### 数据类型：字符串"
},
"typeVersion": 1
},
{
"id": "016132fc-2d78-4ef3-87ed-c4e91ccca2f4",
"name": "便签3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1180,
-240
],
"parameters": {
"width": 260,
"height": 500,
"content": "#### 数据类型：数字"
},
"typeVersion": 1
},
{
"id": "b5122335-74de-4f59-b72d-898e9e0a0667",
"name": "便签4",
"type": "n8n-nodes-base.stickyNote",
"position": [
-900,
-240
],
"parameters": {
"width": 260,
"height": 500,
"content": "#### 数据类型：布尔值"
},
"typeVersion": 1
},
{
"id": "e697becb-8572-4ab5-b675-d7bb9015fc09",
"name": "便签5",
"type": "n8n-nodes-base.stickyNote",
"position": [
-340,
-240
],
"parameters": {
"width": 260,
"height": 500,
"content": "#### 数据类型：数组"
},
"typeVersion": 1
},
{
"id": "7a5e09f8-3a36-43c3-8740-deb602c320ef",
"name": "便签6",
"type": "n8n-nodes-base.stickyNote",
"position": [
-60,
-240
],
"parameters": {
"width": 280,
"height": 500,
"content": "#### 数据类型：对象（JSON 对象）"
},
"typeVersion": 1
},
{
"id": "295696bd-cc6a-4812-aad3-9c0189166120",
"name": "空值",
"type": "n8n-nodes-base.set",
"position": [
-540,
100
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e87952cb-878e-4feb-8261-342eaf887838",
"name": "json_example_null",
"type": "null",
"value": null
}
]
}
},
"typeVersion": 3.4
},
{
"id": "9fd77ab6-99aa-4b1f-90df-ba2cfbd99410",
"name": "便签7",
"type": "n8n-nodes-base.stickyNote",
"position": [
-620,
-240
],
"parameters": {
"width": 260,
"height": 500,
"content": "#### 数据类型：空值"
},
"typeVersion": 1
},
{
"id": "ffb386b3-73c9-48d5-8b85-31bcb20ad301",
"name": "使用 JSON（表达式）",
"type": "n8n-nodes-base.set",
"position": [
360,
100
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e87952cb-878e-4feb-8261-342eaf887838",
"name": "message",
"type": "string",
"value": "=Hello, the number from the tutorial is: {{ $('Number').item.json.json_example_integer }}"
},
{
"id": "61f385f4-b8e2-4c69-b873-9ffc3ab3fe94",
"name": "sub_key",
"type": "string",
"value": "={{ $json.json_example_object.sub_object.sub_key }}"
},
{
"id": "bd752a0f-64bf-44b1-b39b-fca28e86aa5b",
"name": "array_second_item",
"type": "string",
"value": "={{ $json.json_example_object.array[1] }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "43dae41f-2bfc-4acb-a4b5-072d5bc1c20a",
"name": "便签8",
"type": "n8n-nodes-base.stickyNote",
"position": [
240,
-240
],
"parameters": {
"color": 5,
"width": 340,
"height": 500,
"content": "#### ⭐ 关键步骤：在 n8n 中使用 JSON！"
},
"typeVersion": 1
},
{
"id": "34aeec49-684c-4b49-9c64-9946d5554e4e",
"name": "最终测试",
"type": "n8n-nodes-base.set",
"position": [
720,
100
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e87952cb-878e-4feb-8261-342eaf887838",
"name": "summary_string",
"type": "string",
"value": "={{ $('String').item.json.json_example_string }}"
},
{
"id": "12345",
"name": "summary_number",
"type": "number",
"value": "={{ $('Number').item.json.json_example_integer }}"
},
{
"id": "67890",
"name": "summary_boolean",
"type": "boolean",
"value": "={{ $('Boolean').item.json.json_example_boolean }}"
},
{
"id": "abcde",
"name": "summary_null",
"type": "null",
"value": "={{ $('Null').item.json.json_example_null }}"
},
{
"id": "fghij",
"name": "summary_array",
"type": "array",
"value": "={{ $('Array').item.json.json_example_array }}"
},
{
"id": "klmno",
"name": "summary_object",
"type": "object",
"value": "={{ $('Object').item.json.json_example_object }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "6f605bd8-20e4-4e0c-af7a-927e6e4ef854",
"name": "便签9",
"type": "n8n-nodes-base.stickyNote",
"position": [
600,
-240
],
"parameters": {
"color": 6,
"width": 340,
"height": 500,
"content": "#### 🎓 最终测试：综合运用"
},
"typeVersion": 1
}
],
"pinData": {},
"connections": {
"Null": {
"main": [
[
{
"node": "Array",
"type": "main",
"index": 0
}
]
]
},
"Array": {
"main": [
[
{
"node": "Object",
"type": "main",
"index": 0
}
]
]
},
"Number": {
"main": [
[
{
"node": "Boolean",
"type": "main",
"index": 0
}
]
]
},
"Object": {
"main": [
[
{
"node": "Using JSON (Expressions)",
"type": "main",
"index": 0
}
]
]
},
"String": {
"main": [
[
{
"node": "Number",
"type": "main",
"index": 0
}
]
]
},
"Boolean": {
"main": [
[
{
"node": "Null",
"type": "main",
"index": 0
}
]
]
},
"Key & Value": {
"main": [
[
{
"node": "String",
"type": "main",
"index": 0
}
]
]
},
"Execute to Start": {
"main": [
[
{
"node": "Key & Value",
"type": "main",
"index": 0
}
]
]
},
"Using JSON (Expressions)": {
"main": [
[
{
"node": "Final Exam",
"type": "main",
"index": 0
}
]
]
}
}
}常见问题
如何使用这个工作流？
复制上方的 JSON 配置代码，在您的 n8n 实例中创建新工作流并选择「从 JSON 导入」，粘贴配置后根据需要修改凭证设置即可。
这个工作流适合什么场景？
高级 - 构建模块
需要付费吗？
本工作流完全免费，您可以直接导入使用。但请注意，工作流中使用的第三方服务（如 OpenAI API）可能需要您自行付费。
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工作流信息
难度等级
高级
节点数量20
分类1
节点类型3
作者
Lucas Peyrin
@lucaspeyrinInnovative builder with a passion for crafting automation solutions that solve real-world challenges. From streamlining workflows to driving efficiency, my work empowers teams and individuals to achieve more with less effort. Experienced in developing scalable tools and strategies that deliver results with n8n, supabase and cline.
外部链接
在 n8n.io 查看 →
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