From 66349f8ec039351770536b83b87c455543c0cf8a Mon Sep 17 00:00:00 2001
From: Ri Xu <xuri.me@gmail.com>
Date: Fri, 5 May 2017 19:15:39 +0800
Subject: Handle number formats out of built-in range exception by returning
 raw value, relate issue #50.

---
 cell.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'cell.go')

diff --git a/cell.go b/cell.go
index 59a9947..a452215 100644
--- a/cell.go
+++ b/cell.go
@@ -66,7 +66,11 @@ func (f *File) formattedValue(s int, v string) string {
 	}
 	var styleSheet xlsxStyleSheet
 	xml.Unmarshal([]byte(f.readXML("xl/styles.xml")), &styleSheet)
-	return builtInNumFmtFunc[styleSheet.CellXfs.Xf[s].NumFmtID](styleSheet.CellXfs.Xf[s].NumFmtID, v)
+	ok := builtInNumFmtFunc[styleSheet.CellXfs.Xf[s].NumFmtID]
+	if ok != nil {
+		return ok(styleSheet.CellXfs.Xf[s].NumFmtID, v)
+	}
+	return v
 }
 
 // GetCellFormula provides function to get formula from cell by given sheet
-- 
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