diff --git a/default.go b/default.go
index f5c615a..460dd7a 100644
--- a/default.go
+++ b/default.go
@@ -58,3 +58,8 @@ func Runes(a ...interface{}) []rune {
 func String(a ...interface{}) string {
 	return Default.String(a...)
 }
+
+// TextFile returns an arbitrary fs.File regular-file whose content is a text-file.
+func TextFile() fs.File {
+	return Default.TextFile()
+}
diff --git a/t_textfile.go b/t_textfile.go
index 4840720..67639c6 100644
--- a/t_textfile.go
+++ b/t_textfile.go
@@ -27,6 +27,7 @@ var (
 	}
 )
 
+// TextFile returns an arbitrary fs.File regular-file whose content is a text-file.
 func (arb T) TextFile() fs.File {
 
 	var filecontent strfs.Content