NAME

       bson_append_null() - The bson_append_null() function shall append a new element to bson of
       type BSON_TYPE_NULL.

SYNOPSIS

       bool
       bson_append_null (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(3) \&.

DESCRIPTION

       The  bson_append_null(3)  function  shall  append  a  new  element   to   bson   of   type
       BSON_TYPE_NULL.

RETURNS

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

COLOPHON

       This    page    is    part    of    libbson.     Please     report     any     bugs     at
       https://jira.mongodb.org/browse/CDRIVER.