From e3050d21e7c645ba8ee88c9e0f32dd241e1c4cc3 Mon Sep 17 00:00:00 2001
From: Rad Cirskis <nad2000@gmail.com>
Date: Sat, 30 Jun 2018 22:37:14 +1200
Subject: [PATCH 1/2] added retieval of worksheet comments

---
 comment.go | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/comment.go b/comment.go
index 9548d78..bab7370 100644
--- a/comment.go
+++ b/comment.go
@@ -19,6 +19,23 @@ func parseFormatCommentsSet(formatSet string) (*formatComment, error) {
 	return &format, err
 }
 
+// GetComments retrievs all comments and returns a map
+// of worksheet name to the worksheet comments.
+func (f *File) GetComments() (comments map[string]*xlsxComments) {
+	comments = map[string]*xlsxComments{}
+	for n := range f.sheetMap {
+		commentID := f.GetSheetIndex(n)
+		commentsXML := "xl/comments" + strconv.Itoa(commentID) + ".xml"
+		c, ok := f.XLSX[commentsXML]
+		if ok {
+			d := xlsxComments{}
+			xml.Unmarshal([]byte(c), &d)
+			comments[n] = &d
+		}
+	}
+	return
+}
+
 // AddComment provides the method to add comment in a sheet by given worksheet
 // index, cell and format set (such as author and text). Note that the max
 // author length is 255 and the max text length is 32512. For example, add a

From 1a953b6601df2484a39203edff59943e41e3f438 Mon Sep 17 00:00:00 2001
From: Rad Cirskis <nad2000@gmail.com>
Date: Sat, 30 Jun 2018 22:55:14 +1200
Subject: [PATCH 2/2] added unit tests

---
 excelize_test.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/excelize_test.go b/excelize_test.go
index aca33b4..0bcb16d 100644
--- a/excelize_test.go
+++ b/excelize_test.go
@@ -816,6 +816,11 @@ func TestAddComments(t *testing.T) {
 	if err != nil {
 		t.Error(err)
 	}
+	allComments := xlsx.GetComments()
+	if len(allComments) != 2 {
+		t.Error("Expected 2 comment entry elements.")
+	}
+
 }
 
 func TestAutoFilter(t *testing.T) {