export function getFirstNode(data, field, params) {
let node = null;
return function getNodebyParams(data, field, params) {
//1.第一层 root 深度遍历整个data
for (var i = 0; i < data.length; i++) {
if (node) {
break;
}
var obj = data[i];
if (obj[field] === params) {
//找到了与params匹配的节点，结束递归
node = obj;
break;
} else {
if (obj.children && obj.children.length) {
//递归往下找
getNodebyParams(obj.children, field, params);
} else {
//跳出当前递归，返回上层递归
continue;
}
}
}
//6.返回结果obj
return {
node: node
};
};
}
调用：
import { getFirstNode } from 'common/js/utils/utils';
let node = getFirstNode()(result[0].children, 'location', 'MENU1');
console.log(node)
