[MongoDB] mongodb and php, mongodbphp_PHP tutorial

[MongoDB] mongodb and php, mongodbphp

Install mongodb php extension on windows

Download address https://s3.amazonaws.com/drivers.mongodb.org/php/index.html

Find the dll file of the corresponding php version, download php_mongo.dll, put it in the ext directory under the php installation directory, modify php.ini, add an extension=php_mongo.dll, no dll supporting php7 was found

Get the MongoClient object and new it out

Get the database object db, through the database attribute of the MongoClient object, $MongoClient->database name

Get the collection through the collection attribute of the db object, $db->collection name

Create a collection and call the createCollection() method of the db object,

Call the find() method of the collection object to query the data, $collection->find()

Call the update () method of the collection object to update the data, $collection->update($condition,$data);

Call the insert () method of the collection object to insert data, $collection->insert($data);

<?<span>php
</span><span>//</span><span> 连接到mongodb</span>
<span>$mongoClient</span> = <span>new</span><span> MongoClient();
</span><span>//</span><span> 选择一个数据库</span>
<span>$db</span> = <span>$mongoClient</span>-><span>test;

</span><span>//</span><span>获取集合</span>
<span>$collection</span>=<span>$db</span>-><span>users;

</span><span>//</span><span>更新文档</span>
<span>$condition</span>=<span>array</span><span>();
</span><span>$condition</span>["id"]=1<span>;
</span><span>$data</span>=<span>array</span><span>();
</span><span>$data</span>['name']="wangwu"<span>;
</span><span>$data</span>['age']="11"<span>;
</span><span>$collection</span>->update(<span>$condition</span>,<span>$data</span><span>);

</span><span>//</span><span>插入文档</span>
<span>$data</span>=<span>array</span><span>();
</span><span>$data</span>['id']=4<span>;
</span><span>$data</span>['name']="哈哈"<span>;
</span><span>$data</span>['age']="11"<span>;
</span><span>$collection</span>->insert(<span>$data</span><span>);

</span><span>//</span><span>删除文档</span>
<span>$condition</span>=<span>array</span><span>();
</span><span>$condition</span>['id']=2<span>;
</span><span>$collection</span>->remove(<span>$condition</span><span>);

</span><span>//</span><span>查询文档</span>
<span>$users</span>=<span>$collection</span>-><span>find();
</span><span>foreach</span> (<span>$users</span> <span>as</span> <span>$k</span> => <span>$v</span><span>) {
    </span><span>print_r</span>(<span>$v</span><span>);
}
</span>?>

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