at

infix inline fun <T> Bson.at(field: Field<*, T>): T

Finds the first value that matches path in a given BSON document.

Example

val document: Bson = …

val bar: String = document at (User::profile / Profile::name)

will return the value of the field profile.name.

See also

• BsonPath: Learn more about BSON paths.

• select: Select multiple values with a BSON path.

Throws

NoSuchElementException

If no element is found matching the path.