©
本文档使用
php中文网手册 发布
(PECL mongo >=0.9.2)
MongoGridFS::storeBytes — Stores a string of bytes in the database
$bytes
[, array $metadata = array()
[, array $options = array()
]] )
bytes String of bytes to store.
metadata Other metadata fields to include in the file document.
Note:
These fields may also overwrite those that would be created automatically by the driver, as described in the MongoDB core documentation for the » files collection. Some practical use cases for this behavior would be to specify a custom chunkSize or _id for the file.
options An array of options for the insert operations executed against the chunks and files collections. See MongoCollection::insert() for documentation on these these options.
Returns the _id of the saved file document. This will be a generated MongoId unless an _id was explicitly specified in the extra parameter.
Throws MongoGridFSException if there is an error inserting into the chunks or files collections.
Example #1 MongoGridFS::storeBytes() with additional metadata
<?php
$m = new MongoClient ();
$gridfs = $m -> selectDB ( 'test' )-> getGridFS ();
$bytes = 'abcdefghijklmnopqrstuvwxyz' ;
$id = $gridfs -> storeBytes ( $bytes , array( '_id' => 'alphabet' ));
$gridfsFile = $gridfs -> get ( $id );
var_dump ( $gridfsFile -> file );
?> 以上例程的输出类似于:
array(7) {
["_id"]=>
string(8) "alphabet"
["uploadDate"]=>
object(MongoDate)#7 (0) {
}
["length"]=>
int(26)
["chunkSize"]=>
int(262144)
["md5"]=>
string(32) "c3fcd3d76192e4007dfb496cca67e13b"
}