const redis= "redis" /** * 设置存储 * k 键key * v 值value * t 秒 */ function setStorage(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); } } /** * 获取存储 * k 键key */ function getStorage(k) { var deadtime = parseInt(wx.getStorageSync(k + redis)); if (deadtime) { if (parseInt(deadtime) < Date.parse(new Date()) / 1000) { wx.removeStorageSync(k); return null; } } var res = wx.getStorageSync(k); if (res) { return res; } return null; } /** * 删除存储 */ function removeStorage(k) { wx.removeStorageSync(k); wx.removeStorageSync(k + redis); } /** * 清除所有存储 */ function clear() { wx.clearStorageSync(); } module.exports = { setStorage, getStorage, removeStorage, clear, };