# History object

The following objects are directly related to the `history` API.

::: 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.
:::

### Float history

The float history object has the following properties.

|Property|Type|Description|
|--------|----|-----------|
|clock|timestamp|Time when that value was received.|
|itemid|string|ID of the related item.|
|ns|integer|Nanoseconds when the value was received.|
|value|float|Received value.|

### Integer history

The integer history object has the following properties.

|Property|Type|Description|
|--------|----|-----------|
|clock|timestamp|Time when that value was received.|
|itemid|string|ID of the related item.|
|ns|integer|Nanoseconds when the value was received.|
|value|integer|Received value.|

### String history

The string history object has the following properties.

|Property|Type|Description|
|--------|----|-----------|
|clock|timestamp|Time when that value was received.|
|itemid|string|ID of the related item.|
|ns|integer|Nanoseconds when the value was received.|
|value|string|Received value.|

### Text history

The text history object has the following properties.

|Property|Type|Description|
|--------|----|-----------|
|id|string|ID of the history entry.|
|clock|timestamp|Time when that value was received.|
|itemid|string|ID of the related item.|
|ns|integer|Nanoseconds when the value was received.|
|value|text|Received value.|

### Log history

The log history object has the following properties.

|Property|Type|Description|
|--------|----|-----------|
|id|string|ID of the history entry.|
|clock|timestamp|Time when that value was received.|
|itemid|string|ID of the related item.|
|logeventid|integer|Windows event log entry ID.|
|ns|integer|Nanoseconds when the value was received.|
|severity|integer|Windows event log entry level.|
|source|string|Windows event log entry source.|
|timestamp|timestamp|Windows event log entry time.|
|value|text|Received value.|