PHP code example of gaillard / gridfs-update

1. Go to this page and download the library: Download gaillard/gridfs-update library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

gaillard / gridfs-update example snippets


$id = new \MongoId();

$gridfs = (new \MongoClient())->selectDB('gridfsUpdaterExample')->getGridFS();
$gridfs->storeBytes('123456', ['_id' => $id, 'metadata' => ['key1' => 'Hello', 'key2' => 'Mr.', 'key3' => 'Smith']]);

$before = $gridfs->findOne();
echo 'metadata is ';
var_dump($before->file['metadata']);
echo "bytes are {$before->getBytes()}\n";

GridFsUpdater::update(
    $gridfs,
    $id,
    '7890',
    [
        '$set' => ['metadata.key2' => 'Bob'],
        '$unset' => ['metadata.key3' => ''],
    ]
);

$after = $gridfs->findOne();
echo 'metadata is now ';
var_dump($after->file['metadata']);
echo "bytes are now {$after->getBytes()}\n";

sh
./build.php