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!7506 【翻译完成】#I5JBOT 

Merge pull request !7506 from Annie_wang/PR7276
上级 64b87956 fe1f448f
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Showing with 137 addition and 137 deletion
en/application-dev/reference/apis/js-apis-data-ability.md
浏览文件 @ faa72594
......@@ -394,7 +394,7 @@ Sets a **DataAbilityPredicates** object to match the specified string.
between(field: string, low: ValueType, high: ValueType): DataAbilityPredicates
Sets a **DataAbilityPredicates** object to match the field with data type **ValueType** and value within the specified range.
Sets a **DataAbilityPredicates** object to match a field with data type **ValueType** and value within the specified range.
**System capability**: SystemCapability.DistributedDataManager.DataShare.Core
......@@ -789,7 +789,7 @@ Enumerates the value types.
**System capability**: SystemCapability.DistributedDataManager.DataShare.Core
| Name | Description |
| Type | Description |
| ------- | -------------------- |
| number | The value is a number. |
| string | The value is a string. |
......
en/application-dev/reference/apis/js-apis-data-rdb.md
浏览文件 @ faa72594
......@@ -1038,7 +1038,7 @@ Updates data in the database based on the specified RdbPredicates object. This A
| -------- | -------- | -------- | -------- |
| values | [ValuesBucket](#valuesbucket) | Yes| Data to update. The value specifies the row of data to be updated in the database. The key-value pair is associated with the column name in the target table.|
| rdbPredicates | [RdbPredicates](#rdbpredicates) | Yes| Row of data to insert.|
| callback | AsyncCallback<number> | Yes| Callback used to return the number of rows updated.|
| callback | AsyncCallback<number> | Yes| Callback invoked to return the number of rows updated.|
**Example**
```js
......@@ -1682,7 +1682,7 @@ Defines the data types allowed.
**System capability**: SystemCapability.DistributedDataManager.RelationalStore.Core
| Name| Description|
| Type| Description|
| -------- | -------- |
| number | Number.|
| string | String.|
......@@ -1691,13 +1691,13 @@ Defines the data types allowed.
## ValuesBucket
Defines a bucket to store key-value pairs.
Defines the types of the key and value in a KV pair.
**System capability**: SystemCapability.DistributedDataManager.RelationalStore.Core
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| [key: string] | [ValueType](#valuetype)\| Uint8Array \| null | Yes| Defines a bucket to store key-value pairs.|
| Key Type| Value Type|
| -------- | -------- |
| string | [ValueType](#valuetype)\| Uint8Array \| null |
## SyncMode<sup>8+</sup>
......
en/application-dev/reference/apis/js-apis-data-storage.md
浏览文件 @ faa72594
......@@ -3,11 +3,11 @@
Lightweight storage provides applications with data processing capability and allows applications to perform lightweight data storage and query. Data is stored in key-value (KV) pairs. Keys are of the string type, and values can be of the number, string, or Boolean type.
> **NOTE**
> **NOTE**<br/>
>
> The initial APIs of this module are supported since API version 6. Newly added APIs will be marked with a superscript to indicate their earliest API version.
>
>
## Modules to Import
......@@ -35,14 +35,14 @@ Reads the specified file and loads its data to the **Storage** instance for data
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
**Return value**
| Type| Description|
| -------- | -------- |
| [Storage](#storage) | **Storage** instance used for data storage operations.|
| Type| Description|
| -------- | -------- |
| [Storage](#storage) | **Storage** instance used for data storage operations.|
**Example**
```js
......@@ -65,10 +65,10 @@ Reads the specified file and loads its data to the **Storage** instance for data
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| callback | AsyncCallback&lt;[Storage](#storage)&gt; | Yes| Callback used to return the execution result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| callback | AsyncCallback&lt;[Storage](#storage)&gt; | Yes| Callback used to return the execution result.|
**Example**
```js
......@@ -95,14 +95,14 @@ Reads the specified file and loads its data to the **Storage** instance for data
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[Storage](#storage)&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;[Storage](#storage)&gt; | Promise used to return the result.|
**Example**
```js
......@@ -129,9 +129,9 @@ Deletes the singleton **Storage** instance of a file from the memory, and delete
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
**Example**
```js
......@@ -149,10 +149,10 @@ Deletes the singleton **Storage** instance of a file from the memory, and delete
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
**Example**
```js
......@@ -176,14 +176,14 @@ Deletes the singleton **Storage** instance of a file from the memory, and delete
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
**Example**
```js
......@@ -206,9 +206,9 @@ Removes the singleton **Storage** instance of a file from the cache. The removed
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
**Example**
```js
......@@ -226,10 +226,10 @@ Removes the singleton **Storage** instance of a file from the cache. The removed
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
**Example**
```js
......@@ -253,14 +253,14 @@ Removes the singleton **Storage** instance of a file from the cache. The removed
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| path | string | Yes| Path of the target file.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
**Example**
```js
......@@ -288,15 +288,15 @@ Obtains the value corresponding to a key. If the value is null or not in the def
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| defValue | [ValueType](#valuetype) | Yes| Default value to be returned if the value of the specified key does not exist. It can be a number, string, or Boolean value.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| defValue | [ValueType](#valuetype) | Yes| Default value to be returned if the value of the specified key does not exist. It can be a number, string, or Boolean value.|
**Return value**
| Type| Description|
| -------- | -------- |
| ValueType | Value corresponding to the specified key. If the value is null or not in the default value format, the default value is returned.|
| Type| Description|
| -------- | -------- |
| ValueType | Value corresponding to the specified key. If the value is null or not in the default value format, the default value is returned.|
**Example**
```js
......@@ -314,11 +314,11 @@ Obtains the value corresponding to a key. If the value is null or not in the def
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| defValue | [ValueType](#valuetype) | Yes| Default value to be returned. It can be a number, string, or Boolean value.|
| callback | AsyncCallback&lt;ValueType&gt; | Yes| Callback used to return the execution result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| defValue | [ValueType](#valuetype) | Yes| Default value to be returned. It can be a number, string, or Boolean value.|
| callback | AsyncCallback&lt;ValueType&gt; | Yes| Callback used to return the execution result.|
**Example**
```js
......@@ -348,9 +348,9 @@ Obtains the value corresponding to a key. If the value is null or not in the def
| defValue | [ValueType](#valuetype) | Yes| Default value to be returned. It can be a number, string, or Boolean value.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;ValueType&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;ValueType&gt; | Promise used to return the result.|
**Example**
```js
......@@ -372,10 +372,10 @@ Obtains the **Storage** instance corresponding to the specified file, writes dat
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| value | [ValueType](#valuetype) | Yes| New value to store. It can be a number, string, or Boolean value.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| value | [ValueType](#valuetype) | Yes| New value to store. It can be a number, string, or Boolean value.|
**Example**
```js
......@@ -392,11 +392,11 @@ Obtains the **Storage** instance corresponding to the specified file, writes dat
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| value | [ValueType](#valuetype) | Yes| New value to store. It can be a number, string, or Boolean value.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| value | [ValueType](#valuetype) | Yes| New value to store. It can be a number, string, or Boolean value.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
**Example**
```js
......@@ -419,15 +419,15 @@ Obtains the **Storage** instance corresponding to the specified file, writes dat
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| value | [ValueType](#valuetype) | Yes| New value to store. It can be a number, string, or Boolean value.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| value | [ValueType](#valuetype) | Yes| New value to store. It can be a number, string, or Boolean value.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
**Example**
```js
......@@ -449,14 +449,14 @@ Checks whether the storage object contains data with a given key.
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
**Return value**
| Type| Description|
| -------- | -------- |
| boolean | Returns **true** if the storage object contains data with the specified key; returns **false** otherwise.|
| Type| Description|
| -------- | -------- |
| boolean | Returns **true** if the storage object contains data with the specified key; returns **false** otherwise.|
**Example**
```js
......@@ -476,15 +476,15 @@ Checks whether the storage object contains data with a given key. This API uses
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| callback | AsyncCallback&lt;boolean&gt; | Yes| Callback used to return the execution result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| callback | AsyncCallback&lt;boolean&gt; | Yes| Callback used to return the execution result.|
**Return value**
| Type| Description|
| -------- | -------- |
| boolean | Returns **true** if the storage object contains data with the specified key; returns **false** otherwise.|
| Type| Description|
| -------- | -------- |
| boolean | Returns **true** if the storage object contains data with the specified key; returns **false** otherwise.|
**Example**
```js
......@@ -509,14 +509,14 @@ Checks whether the storage object contains data with a given key. This API uses
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;boolean&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;boolean&gt; | Promise used to return the result.|
**Example**
```js
......@@ -540,9 +540,9 @@ Deletes data with the specified key from this storage object.
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
**Example**
```js
......@@ -559,10 +559,10 @@ Deletes data with the specified key from this storage object. This API uses an a
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data. It cannot be empty.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
**Example**
```js
......@@ -585,14 +585,14 @@ Deletes data with the specified key from this storage object. This API uses a pr
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| key | string | Yes| Key of the data.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
**Example**
```js
......@@ -628,9 +628,9 @@ Saves the modification of this object to the **Storage** instance and synchroniz
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
**Example**
```js
......@@ -653,9 +653,9 @@ Saves the modification of this object to the **Storage** instance and synchroniz
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
**Example**
```js
......@@ -691,9 +691,9 @@ Clears this **Storage** object. This API uses an asynchronous callback to return
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback that returns no value.|
**Example**
```js
......@@ -716,9 +716,9 @@ Clears this **Storage** object. This API uses a promise to return the result.
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise that returns no value.|
**Example**
```js
......@@ -740,10 +740,10 @@ Subscribes to data changes. The **StorageObserver** needs to be implemented. Whe
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Description|
| -------- | -------- | -------- |
| type | string | Event type. The value **change** indicates data change events.|
| callback | Callback&lt;[StorageObserver](#storageobserver)&gt; | Callback used to return data changes.|
| Name| Type| Description|
| -------- | -------- | -------- |
| type | string | Event type. The value **change** indicates data change events.|
| callback | Callback&lt;[StorageObserver](#storageobserver)&gt; | Callback used to return data changes.|
**Example**
```js
......@@ -765,10 +765,10 @@ Unsubscribes from data changes.
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
**Parameters**
| Name| Type| Description|
| -------- | -------- | -------- |
| type | string | Event type. The value **change** indicates data change events.|
| callback | Callback&lt;[StorageObserver](#storageobserver)&gt; | Callback used to return data changes.|
| Name| Type| Description|
| -------- | -------- | -------- |
| type | string | Event type. The value **change** indicates data change events.|
| callback | Callback&lt;[StorageObserver](#storageobserver)&gt; | Callback used to return data changes.|
**Example**
```js
......@@ -793,7 +793,7 @@ Enumerates the value types.
**System capability**: SystemCapability.DistributedDataManager.Preferences.Core
| Name | Description |
| Type | Description |
| ------- | -------------------- |
| number | The value is a number. |
| string | The value is a string. |
......
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