~~~ var redis= "redis" /** * 设置 * k 键key * v 值value * t 秒 */ function put(k, v, t) { wx.setStorageSync(k, v) var seconds = parseInt(t) if (seconds > 0) { var newtime = Date.parse(new Date()) newtime = newtime / 1000 + seconds; wx.setStorageSync(k + redis, newtime + "") } else { wx.removeStorageSync(k + redis) } } /** * 获取 * k 键key */ function get(k) { var deadtime = parseInt(wx.getStorageSync(k + redis)) if (deadtime) { if (parseInt(deadtime) < Date.parse(new Date()) / 1000) { wx.removeStorageSync(k); console.log("过期了") return null } } var res=wx.getStorageSync(k) if(res){ return res }else{ return null } } /** * 删除 */ function remove(k) { wx.removeStorageSync(k); wx.removeStorageSync(k + redis); } /** * 清除所有key */ function clear() { wx.clearStorageSync(); } module.exports={ put, get, remove, clear } ~~~