1 files changed, 13 insertions, 0 deletions
diff --git a/file.go b/file.go
new file mode 100644
index 0000000..a6c0ea4
--- /dev/null
+++ b/file.go
@@ -0,0 +1,13 @@
+package saggytrousers
+
+import (
+	"git.gabbott.dev/george/excelize/v2"
+	"fmt"
+)
+
+// Append the row `row` to the sheet `sheet` in file `file` at the given 
+// index `index`. E.g. the index 42 will append the row at $A$42.
+func AppendToFile[T any](file *excelize.File, sheet string, row []T, index int) {
+	axis := fmt.Sprintf("A%d", index)
+	file.SetSheetRow(sheet, axis, &row)
+}