IOT/SourceCode/ui/fbs-ui_app2/utils/storage.js

var vber = "_vber"
const storage = {
	/**
	 * 设置
	 * k 键key
	 * v 值value
	 * t 秒
	 */
	put: (k, v, t) => {
		uni.setStorageSync(k, v)
		//默认有效期1天
		var seconds = t ? parseInt(t) : 1000 * 60 * 60 * 24;
		if (seconds > 0) {
			var newtime = Date.parse(new Date())
			newtime = newtime + seconds;
			uni.setStorageSync(k + vber, newtime + "")
		} else {
			uni.removeStorageSync(k + vber)
		}
	},
	/**
	 * 获取
	 * k 键key
	 */
	get: (k) => {
		var deadtime = parseInt(uni.getStorageSync(k + vber))
		if (deadtime) {
			if (parseInt(deadtime) < Date.parse(new Date())) {
				uni.removeStorageSync(k);
				console.log("过期了")
				return null
			}
		}
		var res = uni.getStorageSync(k)
		if (res) {
			return res
		} else {
			return null
		}
	},

	/**
	 * 删除
	 */
	remove: (k) => {
		uni.removeStorageSync(k);
		uni.removeStorageSync(k + vber);
	},

	/**
	 * 清除所有key
	 */
	clear: () => {
		uni.clearStorageSync();
	}
}
export default storage;