Method Arg

dialect/sql/builder.go:3162–3187

Arg appends an input argument to the builder.

(a any)

// Arg appends an input argument to the builder.
func (b *Builder) Arg(a any) *Builder {
	switch v := a.(type) {
	case nil:
		b.WriteString("NULL")
		return b
	case *raw:
		b.WriteString(v.s)
		return b
	case Querier:
		b.Join(v)
		return b
	}
	// Default placeholder param (MySQL and SQLite).
	format := "?"
	if b.postgres() {
		// Postgres' arguments are referenced using the syntax $n.
		// $1 refers to the 1st argument, $2 to the 2nd, and so on.
		format = "$" + strconv.Itoa(b.total+1)
	}
	if f, ok := a.(ParamFormatter); ok {
		format = f.FormatParam(format, &StmtInfo{
			Dialect: b.dialect,
		})
	}
	return b.Argf(format, a)
}

// Args appends a list of arguments to the builder.
func (b *Builder) Args(a ...any) *Builder {