救救，NR中sensor节点对于json处理（不用了，解决了）

cr130

[{"id":"94:f8:27:d6:8d:b0","ip":"192.168.68.120","name":"chuangmi_camera_038a02","online":"1","uplink":"0","downlink":"0","type":"wire","qos_enable":"0","qos_upload":"102400","qos_download":"102400","net_enable":"1","is_guest":0},{"id":"ec:d6:8a:05:83:10","ip":"192.168.68.92","name":"YOS-1U5IK12UL97","online":"1","uplink":"0","downlink":"0","type":"wire","qos_enable":"0","qos_upload":"102400","qos_download":"102400","net_enable":"1","is_guest":0},{"id":"1a:2d:5d:5c:bc:70","ip":"192.168.68.177","name":"M2012K10C","online":"1","uplink":"0","downlink":"0","type":"5G","qos_enable":"0","qos_upload":"102400","qos_download":"102400","net_enable":"1","is_guest":0},{"id":"08:00:27:90:85:61","ip":"192.168.68.175","name":"homeassistant","online":"1","uplink":"129","downlink":"6","type":"wire","qos_enable":"0","qos_upload":"102400","qos_download":"102400","net_enable":"1","is_guest":0}]0

使用sensor，输入msg.payload[0].id，执行后debug提示"TypeError: Cannot read properties of undefined (reading '0')"

我该怎么输入，或者大佬给个学习地址

隔壁的王叔叔

可以直接复制地址的啊，就是后面的3个图标里的第一个。就好调用了。

cr130

隔壁的王叔叔 发表于 2024-4-11 12:52
可以直接复制地址的啊，就是后面的3个图标里的第一个。就好调用了。

感谢感谢，学会新的