bson_writer_begin()#
Synopsis#
bool
bson_writer_begin (bson_writer_t *writer, bson_t **bson);
Parameters#
writer
: A bson_writer_t.bson
: A bson_t.
Description#
Begins writing a new document. The caller may use the bson structure to write out a new BSON document. When completed, the caller must call either bson_writer_end() or bson_writer_rollback().
Returns#
true if there was space in the underlying buffers to begin the document.