- Reference >
mongo
Shell Methods >- Object Constructors and Methods >
- BinData()
BinData()¶
On this page
Definition¶
Creates a binary data object.
BinData
has the following syntax:
-
BinData
(<sub_type>, <buffer>)¶ Parameter Type Description sub_type
string The binary type.
Subtype Description 0 Generic binary subtype 1 Function 2 Byte Array 3 OLD UUID 4 UUID 5 MD5 128 User defined buffer
string The buffer object containing binary data, must be a base 64 encoded string value. Returns: A binary data object.
Examples¶
Insert a BinData()
Object¶
Use the BinData()
constructor to create the bdata
variable.
Insert the object into the testbin
collection.
Query the testbin
collection for the inserted document.
You can see the binary buffer
stored in the collection.
Get the Length of BinData()
Object¶
Use the BinData()
constructor to create the bdata
variable.
Use .length()
to return the bit length of the object.
The returned value is: