From 52462da6b4b356e3e88c16d614d596461674b01b Mon Sep 17 00:00:00 2001
From: guzeng <gz@flyrise.cn>
Date: Mon, 8 Aug 2022 11:17:47 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=8D=81=E8=BF=9B=E5=88=B6?=
 =?UTF-8?q?=E8=BD=AC=E5=8D=81=E5=85=AD=E8=BF=9B=E5=88=B6=E6=96=B9=E6=B3=95?=
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---
 math.go        | 27 +++++++++++++++++++++++++++
 math_test.go   |  6 ++++++
 string_test.go |  6 +++---
 3 files changed, 36 insertions(+), 3 deletions(-)

diff --git a/math.go b/math.go
index 75d903e..341ab3e 100755
--- a/math.go
+++ b/math.go
@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"math/big"
 	"strconv"
+	"strings"
 )
 
 //字节自动转换为B/KB/MB/GB
@@ -129,3 +130,29 @@ func FloatQuo(str ...interface{}) float64 {
 	ret, _ = strconv.ParseFloat(fmt.Sprintf("%."+places+"f", ret), 64)
 	return ret
 }
+
+/**
+ * 十进制转十六进制
+ */
+func TenToHex(ten int) string {
+	m := 0
+	hex := make([]int, 0)
+	for {
+		m = ten % 16
+		ten = ten / 16
+		if ten == 0 {
+			hex = append(hex, m)
+			break
+		}
+		hex = append(hex, m)
+	}
+	hexStr := []string{}
+	for i := len(hex) - 1; i >= 0; i-- {
+		if hex[i] >= 10 {
+			hexStr = append(hexStr, fmt.Sprintf("%c", 'A'+hex[i]-10))
+		} else {
+			hexStr = append(hexStr, fmt.Sprintf("%d", hex[i]))
+		}
+	}
+	return strings.Join(hexStr, "")
+}
diff --git a/math_test.go b/math_test.go
index 3c43f03..a550fd5 100644
--- a/math_test.go
+++ b/math_test.go
@@ -42,3 +42,9 @@ func Test_FloatQuo(t *testing.T) {
 	ret := FloatQuo(str1, str2, 3)
 	t.Log(ret)
 }
+
+func Test_TenToHex(t *testing.T) {
+	str1 := 10664
+	ret := TenToHex(str1)
+	t.Log(ret)
+}
diff --git a/string_test.go b/string_test.go
index 0395baf..6f4dddd 100755
--- a/string_test.go
+++ b/string_test.go
@@ -42,8 +42,8 @@ func Test_ToString(t *testing.T) {
 	t.Log(ret)
 }
 
-func Test_ToInt(t *testing.T) {
-	var str interface{} = 45
-	ret := ToInt(str)
+func Test_StrFirstToUpper(t *testing.T) {
+	var str string = "departmentID"
+	ret := StrFirstToUpper(str)
 	t.Log(ret)
 }