.\" Man page generated from reStructuredText. . . .nr rst2man-indent-level 0 . .de1 rstReportMargin \\$1 \\n[an-margin] level \\n[rst2man-indent-level] level margin: \\n[rst2man-indent\\n[rst2man-indent-level]] - \\n[rst2man-indent0] \\n[rst2man-indent1] \\n[rst2man-indent2] .. .de1 INDENT .\" .rstReportMargin pre: . RS \\$1 . nr rst2man-indent\\n[rst2man-indent-level] \\n[an-margin] . nr rst2man-indent-level +1 .\" .rstReportMargin post: .. .de UNINDENT . RE .\" indent \\n[an-margin] .\" old: \\n[rst2man-indent\\n[rst2man-indent-level]] .nr rst2man-indent-level -1 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]] .in \\n[rst2man-indent\\n[rst2man-indent-level]]u .. .TH "MONGOC_OPTIONAL_SET_VALUE" "3" "May 07, 2024" "1.27.1" "libmongoc" .SH SYNOPSIS .INDENT 0.0 .INDENT 3.5 .sp .EX void mongoc_optional_set_value (mongoc_optional_t *opt); .EE .UNINDENT .UNINDENT .sp Sets a value on a \fI\%mongoc_optional_t\fP\&. Once a value has been set, it cannot be unset, i.e. \fImongoc_optional_is_set\fP will always return \fBtrue\fP after calling \fImongoc_optional_set_value\fP\&. .SH PARAMETERS .INDENT 0.0 .IP \(bu 2 \fBopt\fP: A \fI\%mongoc_optional_t\fP\&. .UNINDENT .SH AUTHOR MongoDB, Inc .SH COPYRIGHT 2017-present, MongoDB, Inc .\" Generated by docutils manpage writer. .