/** * 判断是否有网络 */ export default function useNetWork() { getNetStatus().then(res => { console.log('有网', res); }).catch(res => { setTimeout(() => { uni.showToast({ title: '请检查您的网络连接', icon: 'none', duration: 3000, }) }, 100) wx.onNetworkStatusChange(function(res) { if (res.isConnected) { uni.showToast({ title: '网络已恢复', icon: 'none', duration: 1000, }) } else { useNetWork(); } }) }) } function getNetStatus(){ return new Promise((resolve, reject) => { wx.getNetworkType({ success (res) { const networkType = res.networkType; if (res.networkType === 'none') { reject(); } else { resolve(); } } }) }) }