diff --git a/validator/validator.go b/validator/validator.go
index 02a3e4e..dd7b68e 100644
--- a/validator/validator.go
+++ b/validator/validator.go
@@ -21,6 +21,7 @@ import (
 var (
 	alphaMatcher           *regexp.Regexp = regexp.MustCompile(`^[a-zA-Z]+$`)
 	letterRegexMatcher     *regexp.Regexp = regexp.MustCompile(`[a-zA-Z]`)
+	alphaNumericMatcher    *regexp.Regexp = regexp.MustCompile(`^[a-zA-Z0-9-]+$`)
 	numberRegexMatcher     *regexp.Regexp = regexp.MustCompile(`\d`)
 	intStrMatcher          *regexp.Regexp = regexp.MustCompile(`^[\+-]?\d+$`)
 	urlMatcher             *regexp.Regexp = regexp.MustCompile(`^((ftp|http|https?):\/\/)?(\S+(:\S*)?@)?((([1-9]\d?|1\d\d|2[01]\d|22[0-3])(\.(1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.([0-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(([a-zA-Z0-9]+([-\.][a-zA-Z0-9]+)*)|((www\.)?))?(([a-z\x{00a1}-\x{ffff}0-9]+-?-?)*[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.([a-z\x{00a1}-\x{ffff}]{2,}))?))(:(\d{1,5}))?((\/|\?|#)[^\s]*)?$`)
@@ -181,6 +182,12 @@ func IsJSON(str string) bool {
 	return json.Unmarshal([]byte(str), &js) == nil
 }
 
+// IsAlphaNumericStr check if the string is alphanumeric.
+// Play: todo
+func IsAlphaNumeric(s string) bool {
+	return alphaNumericMatcher.MatchString(s)
+}
+
 // IsNumberStr check if the string can convert to a number.
 // Play: https://go.dev/play/p/LzaKocSV79u
 func IsNumberStr(s string) bool {
diff --git a/validator/validator_test.go b/validator/validator_test.go
index 99e4fb8..cb2c000 100644
--- a/validator/validator_test.go
+++ b/validator/validator_test.go
@@ -659,3 +659,21 @@ func TestIsChinaUnionPay(t *testing.T) {
 	assert.Equal(true, IsChinaUnionPay("6250941006528599"))
 	assert.Equal(false, IsChinaUnionPay("3782822463100007"))
 }
+
+func TestIsAlphaNumeric(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestIsAlphaNumeric")
+
+	assert.Equal(true, IsAlphaNumeric("ABC"))
+	assert.Equal(true, IsAlphaNumeric("abc"))
+	assert.Equal(true, IsAlphaNumeric("aBC"))
+	assert.Equal(true, IsAlphaNumeric("1BC"))
+	assert.Equal(true, IsAlphaNumeric("1bc"))
+	assert.Equal(true, IsAlphaNumeric("123"))
+
+	assert.Equal(false, IsAlphaNumeric(""))
+	assert.Equal(false, IsAlphaNumeric("你好"))
+	assert.Equal(false, IsAlphaNumeric("A&"))
+	assert.Equal(false, IsAlphaNumeric("&@#$%^&*"))
+}