# > History object历史对象

The following objects are directly related to the `history`
API.以下对象与“历史”API直接相关。

::: noteclassic
History objects differ depending on the item's type of
information. They are created by the Zabbix server and cannot be
modified via the
API.历史对象根据项目的信息类型而有所不同。它们由Zabbix服务器创建，不能通过API进行修改。
:::

### Float history 浮动历史

The float history object has the following
properties.浮动历史对象具有以下属性。

|属性     类|说明|<|
|--------------|------|-|
|clock|timestamp|Time when that value was received. 收到这个值的时间|
|itemid|string|ID of the related item.相关项的ID。|
|ns|integer|Nanoseconds when the value was received.收到值时纳秒。|
|value|float|Received value. 获取值。|

### Integer history整数历史

The integer history object has the following
properties.整数历史对象具有以下属性。

|属性     类|说明|<|
|--------------|------|-|
|clock|timestamp|Time when that value was received. 收到这个值的时间|
|itemid|string|ID of the related item. 相关项的ID。|
|ns|integer|Nanoseconds when the value was received.收到值时的纳秒。|
|value|integer|Received value. 获取值。|

### String history 字符串历史

The string history object has the following
properties.字符串历史对象具有以下属性。

|属性     类|说明|<|
|--------------|------|-|
|clock|timestamp|Time when that value was received.收到这个值的时间|
|itemid|string|ID of the related item.相关项的ID。|
|ns|integer|Nanoseconds when the value was received. 收到值时的纳秒。|
|value|string|Received value.获取值。|

### Text history 文字记录

The text history object has the following
properties.文本历史对象具有以下属性。

|属性     类|说明|<|
|--------------|------|-|
|id|string|ID of the history entry. 历史记录条目的ID。|
|clock|timestamp|Time when that value was received.收到这个值的时间|
|itemid|string|ID of the related item.相关项的ID。|
|ns|integer|Nanoseconds when the value was received. 收到值时的纳秒。|
|value|text|Received value.获取值。|

### Log history日志历史

The log history object has the following
properties.日志历史对象具有以下属性。

|属性         类|说明|<|
|------------------|------|-|
|id|string|ID of the history entry.历史记录条目的ID。|
|clock|timestamp|Time when that value was received. 收到这个值的时间|
|itemid|string|ID of the related item. 相关项的ID。|
|logeventid|integer|Windows event log entry ID.Windows事件日志条目ID。|
|ns|integer|Nanoseconds when the value was received. 收到值时的纳秒。|
|severity|integer|Windows event log entry level. Windows事件日志条目级别。|
|source|string|Windows event log entry source.Windows事件日志条目源。|
|timestamp|timestamp|Windows event log entry time.Windows事件日志输入时间。|
|value|text|Received value. 获取值。|