1、wx.getStorage(OBJECT)从本地缓存中异步获取指定 key 对应的内容view plaincopywx.getStorage({key:'key',success:function(res){console.log(res.data)},fail:function(){},complete:function(){}})2、wx.setSto ...
1、wx.getStorage(OBJECT)
从本地缓存中异步获取指定 key 对应的内容
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[javascript] view plain copy
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wx.getStorage({
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key: 'key',
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success: function(res) {
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console.log(res.data)
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} ,
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fail: function(){},
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complete: function(){}
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})
2、wx.setStorageSync(KEY,DATA)
将 data 存储在本地缓存中指定的 key 中,会覆盖掉原来该 key 对应的内容,这是一个同步接口
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[javascript] view plain copy
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try {
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wx.setStorageSync('key', 'value')
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} catch (e) {
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}
3、wx.getStorage(OBJECT)
从本地缓存中异步获取指定 key 对应的内容
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[javascript] view plain copy
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wx.getStorage({
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key: 'key',
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success: function(res) {
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console.log(res.data)
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},
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fail: function(){},
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complete: function(){}
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})
4、wx.getStorageSync(KEY)
从本地缓存中同步获取指定 key 对应的内容
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[javascript] view plain copy
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try {
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var value = wx.getStorageSync('key')
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if (value) {
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// Do something with return value
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}
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} catch (e) {
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// Do something when catch error
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}
5、wx.getStorageInfo(OBJECT)
异步获取当前storage的相关信息
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[javascript] view plain copy
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wx.getStorageInfo({
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success: function(res) {
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console.log(res.keys)
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console.log(res.currentSize)
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console.log(res.limitSize)
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},
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fail: function(){},
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complete: function(){}
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})
6、wx.getStorageInfoSync
同步获取当前storage的相关信息
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[javascript] view plain copy
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try {
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var res = wx.getStorageInfoSync()
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console.log(res.keys)
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console.log(res.currentSize)
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console.log(res.limitSize)
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} catch (e) {
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// Do something when catch error
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}
7、wx.removeStorage(OBJECT)
从本地缓存中异步移除指定 key
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[javascript] view plain copy
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wx.removeStorage({
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key: 'key',
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success: function(res) {
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console.log(res.data)
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},
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fail: function(){},
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complete: function(){}
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})
8、wx.removeStorageSync(KEY)
从本地缓存中同步移除指定 key
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[javascript] view plain copy
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try {
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wx.removeStorageSync('key')
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} catch (e) {
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// Do something when catch error
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}
9、wx.clearStorage()
清理本地数据缓存
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[javascript] view plain copy
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wx.clearStorage()
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10、wx.clearStorageSync()
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同步清理本地数据缓存
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[javascript] view plain copy
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try {
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wx.clearStorageSync()
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} catch(e) {
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// Do something when catch error
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}
本地数据缓存大小限制为10MB。