From 25427c5d5325ab7a312eaaec2a72e41d9d5cb7d2 Mon Sep 17 00:00:00 2001
From: wisonic <shaochuan.wu@fit2cloud.com>
Date: Wed, 5 Mar 2025 19:02:36 +0800
Subject: [PATCH] =?UTF-8?q?fix(=E5=9B=BE=E8=A1=A8):=20=E4=BF=AE=E5=A4=8D?=
 =?UTF-8?q?=E6=A0=87=E7=AD=BE=E7=9A=84=E5=B0=8F=E6=95=B0=E5=9B=9B=E8=88=8D?=
 =?UTF-8?q?=E4=BA=94=E5=85=A5=E9=94=99=E8=AF=AF?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../src/views/chart/components/js/formatter.ts   | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/core/core-frontend/src/views/chart/components/js/formatter.ts b/core/core-frontend/src/views/chart/components/js/formatter.ts
index a297fbb86d..480750eaba 100644
--- a/core/core-frontend/src/views/chart/components/js/formatter.ts
+++ b/core/core-frontend/src/views/chart/components/js/formatter.ts
@@ -51,13 +51,27 @@ function transUnit(value, formatter) {
 }
 
 function transDecimal(value, formatter) {
-  const resultV = value.toFixed(formatter.decimalCount)
+  const resultV = retain(value, formatter.decimalCount) as string
   if (Object.is(parseFloat(resultV), -0)) {
     return resultV.slice(1)
   }
   return resultV
 }
 
+function retain(value, n) {
+  if (!n) return Math.round(value)
+  const tran = Math.round(value * Math.pow(10, n)) / Math.pow(10, n)
+  let tranV = tran.toString()
+  const newVal = tranV.indexOf('.')
+  if (newVal < 0) {
+    tranV += '.'
+  }
+  for (let i = tranV.length - tranV.indexOf('.'); i <= n; i++) {
+    tranV += '0'
+  }
+  return tranV
+}
+
 function transSeparatorAndSuffix(value, formatter) {
   let str = value + ''
   if (str.match(/^(\d)(\.\d)?e-(\d)/)) {