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.TH "MONGOC_READ_CONCERN_APPEND" "3" "Jun 04, 2021" "1.17.6" "libmongoc"
.SH NAME
mongoc_read_concern_append \- mongoc_read_concern_append()
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.SH SYNOPSIS
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.INDENT 3.5
.sp
.nf
.ft C
bool
mongoc_read_concern_append (mongoc_read_concern_t *read_concern, bson_t *opts);
.ft P
.fi
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.SH PARAMETERS
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.IP \(bu 2
\fBread_concern\fP: A pointer to a \fBmongoc_read_concern_t\fP\&.
.IP \(bu 2
\fBcommand\fP: A pointer to a \fI\%bson_t\fP\&.
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.SH DESCRIPTION
.sp
This function appends a read concern to command options. It is useful for appending a read concern to command options before passing them to \fBmongoc_client_read_command_with_opts\fP or a related function that takes an options document.
.SH RETURNS
.sp
Returns true on success. If any arguments are invalid, returns false and logs an error.
.SH EXAMPLE
.sp
See the example code for \fBmongoc_client_read_command_with_opts\fP\&.
.SH AUTHOR
MongoDB, Inc
.SH COPYRIGHT
2017-present, MongoDB, Inc
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