微信小程序 本地数据存储 setStorage setStorageSync getStorage getStorageSync

// 本地数据存储
 var arr_user = new Array();
 var user0 = new Object();
 user0.id = 1;
 user0.title = "乾";
 arr_user[0] = user0;

 var user1 = new Object();
 user1.id = 2;
 user1.title = "坤";
 arr_user[1] = user1;

 // 异步缓存数据
 wx.setStorage({
   key: 'bagua0',
   data: arr_user,
 });

 // 同步缓存数据
 wx.setStorageSync('bagua1', arr_user);

 // 异步获取本地缓存数据
 wx.getStorage({
   key: 'bagua0',
   success: function(res) {
     console.log('getStorage：' + JSON.stringify(res.data));
   },
 });

 // 同步获取本地缓存数据
 var bagua1 = wx.getStorageSync('bagua1');
 console.log('getStorageSync：' + JSON.stringify(bagua1));