## 调用方法：
`require("ESP8266").ping(ipAddr,pingCallback)`
## 参数
`ipAddr`\- IP 地址的字符串表示形式。
`pingCallback`\- 可选回调函数。
## 描述
**已弃用** - 请改用 [Wifi.ping](https://www.espruino.com/Reference#l_Wifi_ping)。
执行网络 ping 请求。该参数可以是 String 或数字 IP 地址。
**注意：** 这仅在运行 Espruino 的ESP8266板中可用
- Espruino简介
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