"valueType": [ { "value": "value", "label": "直接赋值", "children": [] }, { "label": "时间转换", "children": [ { "value": "timestamp", "label": "13位时间戳" }, { "value": "timestamp", "label": "10位时间戳" }, { "value": "timestring1", "label": "yyyy-MM-dd'T'HH:mm:ss*SSSZZZZ" }, { "value": "timestring2", "label": "yyyy MMM dd HH:mm:ss.SSS zzz" }, { "value": "timestring3", "label": "MMM dd HH:mm:ss ZZZZ yyyy" }, { "value": "timestring4", "label": "dd/MMM/yyyy:HH:mm:ss ZZZZ" }, { "value": "timestring5", "label": "MMM dd, yyyy hh:mm:ss a" }, { "value": "timestring6", "label": "MMM dd yyyy HH:mm:ss" }, { "value": "timestring6", "label": "yyyymmddhhMMss" } ], "value": "time" }, { "label": "IP转换", "children": [ { "value": "ipstring", "label": "string" }, { "value": "iplong", "label": "long" } ], "value": "ip" }, { "value": "base64", "label": "Base64解码", "children": [] }, { "value": "hex", "label": "HEX解码", "children": [] }, { "value": "lowercase", "label": "小写转换", "children": [] }, { "value": "mac", "label": "MAC转换", "children": [] }, { "value": "dic", "label": "数据字典", "children": [] } ]javaScript点击children里的某一项 怎么获取它的父节点是哪个
时间: 2023-07-24 11:14:00 浏览: 143
json.zip_JSON_Json::Value_c++ Key Value_jsoncpp
在JavaScript中,您可以通过遍历数据结构来获取某个子节点的父节点。以下是一个示例代码:
```javascript
function findParentNode(data, childValue) {
for (let i = 0; i < data.length; i++) {
const parentNode = data[i];
if (parentNode.children && parentNode.children.length > 0) {
for (let j = 0; j < parentNode.children.length; j++) {
const childNode = parentNode.children[j];
if (childNode.value === childValue) {
return parentNode;
}
}
}
}
return null;
}
const data = [
{
value: "value",
label: "直接赋值",
children: []
},
{
label: "时间转换",
children: [
{
value: "timestamp",
label: "13位时间戳"
},
// ...
],
value: "time"
},
// ...
];
const childValue = "timestamp";
const parentNode = findParentNode(data, childValue);
console.log(parentNode);
```
在上面的示例中,`data` 是包含整个数据结构的数组,`childValue` 是要查找父节点的子节点的值。函数 `findParentNode` 遍历每个父节点及其子节点,如果找到匹配的子节点,则返回其父节点。如果没有找到匹配的父节点,则返回 `null`。
请注意,这是一种基本的遍历方法,假设每个子节点只有一个唯一的父节点。如果存在多个父节点或其他复杂的情况,可能需要根据具体情况进行适当的修改。
阅读全文