2.2.0 (latest) 2.0.6 1.34.2 1.33.1 1.32.3 1.31.0 1.30.0 1.29.2 1.28.2 1.26.0 1.25.0 1.24.4 1.23.0 1.22.1 1.21.2 1.19.0 1.18.1 1.17.1 Reference documentation and code samples for the Cloud Datastore V1 Client class LookupRequest.

The request for [Datastore.Lookup](https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.Client.DatastoreClient#_Google_Cloud_Datastore_V1_Client_DatastoreClient__lookup__).

Generated from protobuf message `google.datastore.v1.LookupRequest`

## Namespace

Google \\ Cloud \\ Datastore \\ V1

## Methods

### __construct

Constructor.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `data` | `array` Optional. Data for populating the Message object. |
| `↳ project_id` | `string` Required. The ID of the project against which to make the request. |
| `↳ database_id` | `string` The ID of the database against which to make the request. '(default)' is not allowed; please use empty string '' to refer the default database. |
| `↳ read_options` | `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.ReadOptions` The options for this lookup request. |
| `↳ keys` | `array<https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.Key>` Required. Keys of entities to look up. |
| `↳ property_mask` | `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.PropertyMask` The properties to return. Defaults to returning all properties. If this field is set and an entity has a property not referenced in the mask, it will be absent from LookupResponse.found.entity.properties. The entity's key is always returned. |
| `↳ request_options` | `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.RequestOptions` Optional. The options for this request. |

### getProjectId

Required. The ID of the project against which to make the request.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `string` |   |

### setProjectId

Required. The ID of the project against which to make the request.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `string` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getDatabaseId

The ID of the database against which to make the request.

'(default)' is not allowed; please use empty string '' to refer the default
database.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `string` |   |

### setDatabaseId

The ID of the database against which to make the request.

'(default)' is not allowed; please use empty string '' to refer the default
database.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `string` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getReadOptions

The options for this lookup request.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.ReadOptions|null` |   |

### hasReadOptions

### clearReadOptions

### setReadOptions

The options for this lookup request.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.ReadOptions` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getKeys

Required. Keys of entities to look up.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `Google\Protobuf\RepeatedField<https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.Key>` |   |

### setKeys

Required. Keys of entities to look up.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `array<https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.Key>` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getPropertyMask

The properties to return. Defaults to returning all properties.

If this field is set and an entity has a property not referenced in the
mask, it will be absent from LookupResponse.found.entity.properties.
The entity's key is always returned.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.PropertyMask|null` |   |

### hasPropertyMask

### clearPropertyMask

### setPropertyMask

The properties to return. Defaults to returning all properties.

If this field is set and an entity has a property not referenced in the
mask, it will be absent from LookupResponse.found.entity.properties.
The entity's key is always returned.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.PropertyMask` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getRequestOptions

Optional. The options for this request.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.RequestOptions|null` |   |

### hasRequestOptions

### clearRequestOptions

### setRequestOptions

Optional. The options for this request.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.RequestOptions` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### static::build

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `projectId` | `string` Required. The ID of the project against which to make the request. |
| `readOptions` | `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.ReadOptions` The options for this lookup request. |
| `keys` | `array<https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.Key>` Required. Keys of entities to look up. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/php/docs/reference/cloud-datastore/latest/V1.LookupRequest` |   |