/
update_server_timestamp.php
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/
update_server_timestamp.php
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<?php
/**
* Copyright 2018 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* For instructions on how to run the full sample:
*
* @see https://github.com/GoogleCloudPlatform/php-docs-samples/tree/master/firestore/README.md
*/
namespace Google\Cloud\Samples\Firestore;
use Google\Cloud\Firestore\FirestoreClient;
use Google\Cloud\Firestore\FieldValue;
/**
* Update field with server timestamp.
* ```
* update_server_timestamp('your-project-id');
* ```
*/
function update_server_timestamp($projectId)
{
// Create the Cloud Firestore client
$db = new FirestoreClient([
'projectId' => $projectId,
]);
$docRef = $db->collection('objects')->document('some-id');
$docRef->set([
'timestamp' => 'N/A'
]);
# [START fs_update_server_timestamp]
$docRef = $db->collection('objects')->document('some-id');
$docRef->update([
['path' => 'timestamp', 'value' => FieldValue::serverTimestamp()]
]);
# [END fs_update_server_timestamp]
printf('Updated the timestamp field of the some-id document in the objects collection.' . PHP_EOL);
}