From 94f197c4fe6531f96a42fe4e960c1c921a3ee0e8 Mon Sep 17 00:00:00 2001
From: xuri <xuri.me@gmail.com>
Date: Sat, 19 Mar 2022 00:05:47 +0800
Subject: This improved formula calculate precision and added zero placeholder
 number format support

---
 lib.go | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'lib.go')

diff --git a/lib.go b/lib.go
index 5bbbec9..439e50a 100644
--- a/lib.go
+++ b/lib.go
@@ -688,12 +688,15 @@ func isNumeric(s string) (bool, int) {
 			if i == 0 && v == '-' {
 				continue
 			}
-			if e && (v == '+' || v == '-') {
+			if e && v == '-' {
+				return true, 0
+			}
+			if e && v == '+' {
 				p = 15
 				continue
 			}
 			return false, 0
-		} else if dot {
+		} else {
 			p++
 		}
 		n = true
-- 
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