From 5cca5bfde98947b4d335e7ca6b61e25d945b6b39 Mon Sep 17 00:00:00 2001
From: Nikitin Aleksandr <nikitinav@atomsbt.ru>
Date: Thu, 19 Sep 2024 15:54:59 +0300
Subject: [PATCH] =?UTF-8?q?=D1=81=D0=B4=D0=B5=D0=BB=D0=B0=D0=BB=20IsInt()?=
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---
 micro/microfunctions.go      | 17 +++++++++++++++++
 micro/microfunctions_test.go | 20 ++++++++++++++++++++
 2 files changed, 37 insertions(+)

diff --git a/micro/microfunctions.go b/micro/microfunctions.go
index 6ed3d52c..a4fb12cd 100644
--- a/micro/microfunctions.go
+++ b/micro/microfunctions.go
@@ -961,3 +961,20 @@ func StringFromMassInt64(A []int64, delim string) string {
 
 	return buffer.String()
 }
+
+// IsInt - проверяет, является ли строка целым числом
+func IsInt(s string) bool {
+	Otvet := false
+	if s == "" {
+		return Otvet
+	}
+
+	for _, c := range s {
+		if !unicode.IsDigit(c) {
+			return Otvet
+		}
+	}
+
+	Otvet = true
+	return Otvet
+}
diff --git a/micro/microfunctions_test.go b/micro/microfunctions_test.go
index aef321d8..521b8de3 100644
--- a/micro/microfunctions_test.go
+++ b/micro/microfunctions_test.go
@@ -853,3 +853,23 @@ func TestStringFromMassInt64(t *testing.T) {
 		t.Errorf("Expected '%s', but got: %s", expectedResult, multipleResult)
 	}
 }
+
+func TestIsInt(t *testing.T) {
+	// Test with an empty string
+	emptyResult := IsInt("")
+	if emptyResult != false {
+		t.Errorf("Expected false for empty string, but got: %v", emptyResult)
+	}
+
+	// Test with a string containing only digits
+	digitResult := IsInt("12345")
+	if digitResult != true {
+		t.Errorf("Expected true for string containing only digits, but got: %v", digitResult)
+	}
+
+	// Test with a string containing non-digit characters
+	nonDigitResult := IsInt("abc123")
+	if nonDigitResult != false {
+		t.Errorf("Expected false for string containing non-digit characters, but got: %v", nonDigitResult)
+	}
+}