bson_append_undefined man page

bson_append_undefined — bson_append_undefined()

Synopsis

bool
bson_append_undefined (bson_t *bson, const char *key, int key_length);

Parameters

  • bson: A bson_t.
  • key: An ASCII C string containing the name of the field.
  • key_length: The length of key in bytes, or -1 to determine the length with strlen().

Description

The bson_append_undefined() function shall append a new element to bson of type BSON_TYPE_UNDEFINED. Undefined is common in Javascript. However, this element type is deprecated and should not be used in new code.

Returns

true if the operation was applied successfully, otherwise false and bson should be discarded.

Author

MongoDB, Inc

Info

Mar 28, 2017 1.6.2 Libbson