From 472402fae63a90647192acbaa9cb8d87571b6b20 Mon Sep 17 00:00:00 2001
From: Brad Peabody <brad@peabody.io>
Date: Sun, 9 Jun 2024 13:41:49 -0700
Subject: [PATCH] added more column numbers start at 1 doc

---
 col.go   | 1 +
 sheet.go | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/col.go b/col.go
index edb69504..d5f79397 100644
--- a/col.go
+++ b/col.go
@@ -25,6 +25,7 @@ type Col struct {
 // columns in the range min to max (inclusive).  Note, in order for
 // this Col to do anything useful you must set some of its parameters
 // and then apply it to a Sheet by calling sheet.SetColParameters.
+// Column numbers start from 1.
 func NewColForRange(min, max int) *Col {
 		if min < 1 {
 				panic("min col must be >= 1")
diff --git a/sheet.go b/sheet.go
index 06b2d6b7..de0ffe22 100644
--- a/sheet.go
+++ b/sheet.go
@@ -319,6 +319,7 @@ func (s *Sheet) Row(idx int) (*Row, error) {
 }
 
 // Return the Col that applies to this Column index, or return nil if no such Col exists
+// Column numbers start from 1.
 func (s *Sheet) Col(idx int) *Col {
 	s.mustBeOpen()
 	if s.Cols == nil {
@@ -354,6 +355,7 @@ func (s *Sheet) Cell(row, col int) (*Cell, error) {
 
 // Set the parameters of a column.  Parameters are passed as a pointer
 // to a Col structure which you much construct yourself.
+// Column numbers start from 1.
 func (s *Sheet) SetColParameters(col *Col) {
 	s.mustBeOpen()
 	if s.Cols == nil {
@@ -410,6 +412,7 @@ func (s *Sheet) setCol(min, max int, setter func(col *Col)) {
 }
 
 // Set the width of a range of columns.
+// Column numbers start from 1.
 func (s *Sheet) SetColWidth(min, max int, width float64) {
 	s.mustBeOpen()
 	s.setCol(min, max, func(col *Col) {
@@ -425,6 +428,7 @@ func DefaultAutoWidth(s string) float64 {
 
 // Tries to guess the best width for a column, based on the largest
 // cell content. A scale function needs to be provided.
+// Column numbers start from 1.
 func (s *Sheet) SetColAutoWidth(colIndex int, width func(string) float64) error {
 	s.mustBeOpen()
 	largestWidth := 0.0