From f442abd3895977cfda7d879d683e0c37f51e1e83 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期四, 14 十一月 2024 16:12:52 +0800
Subject: [PATCH] 1
---
src/main/java/com/se/simu/helper/StringHelper.java | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/se/simu/helper/StringHelper.java b/src/main/java/com/se/simu/helper/StringHelper.java
index d556979..6d9cf90 100644
--- a/src/main/java/com/se/simu/helper/StringHelper.java
+++ b/src/main/java/com/se/simu/helper/StringHelper.java
@@ -1,5 +1,6 @@
package com.se.simu.helper;
+import java.math.BigDecimal;
import java.sql.Timestamp;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
@@ -153,4 +154,13 @@
return list;
}
+
+ public static double setScale(double val, int scale) {
+ BigDecimal bd = new BigDecimal(Double.toString(val));
+ BigDecimal roundedValue = bd.setScale(scale, BigDecimal.ROUND_HALF_UP);
+
+ String str = roundedValue.toPlainString();
+
+ return Double.parseDouble(str);
+ }
}
--
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