微信小程序-详解数据缓存

wx.setStorage({
 key:"key"
 data:"value"
})

try {
  wx.setStorageSync('key', 'value')
} catch (e) {  
}

wx.getStorage({
 key: 'key',
 success: function(res) {
   console.log(res.data)
 } 
})

try {
 var value = wx.getStorageSync('key')
 if (value) {
   // Do something with return value
 }
} catch (e) {
 // Do something when catch error
}

wx.getStorageInfo({
 success: function(res) {
  console.log(res.keys)
  console.log(res.currentSize)
  console.log(res.limitSize)
 }
})

try {
 var res = wx.getStorageInfoSync()
 console.log(res.keys)
 console.log(res.currentSize)
 console.log(res.limitSize)
} catch (e) {
 // Do something when catch error
}

wx.removeStorage({
 key: 'key',
 success: function(res) {
  console.log(res.data)
 } 
})

try {
 wx.removeStorageSync('key')
} catch (e) {
 // Do something when catch error
}

wx.clearStorage()

try {
  wx.clearStorageSync()
} catch(e) {
 // Do something when catch error
}