added support for laravel 10, add 2 function

Author: yudhatp

README.md

@@ -1,6 +1,6 @@
 # Laravel Helpers
 
-Collection of (14) helper functions for laravel.
+Collection of (16) helper functions for Laravel 6.x, 7.x, 8.x, 9.x, 10,x.
 
 ## Installation
 
@@ -24,10 +24,14 @@ Helpers::getAgeIndonesian("1945-08-17"); //77 Tahun, 3 Bulan, 12 Hari
 Helpers::isWeekend("2022-11-29"); //false
 Helpers::addDays("2022-11-28",2); //2022-11-30
 
-//number helpers (3)
+//number helpers (4)
 Helpers::terbilang("2000"); //Dua Ribu
 Helpers::indonesianFormatDecimal("2,000.50"); //2.000,50
 Helpers::calcIDFormatDecimal("2,000,000.50"); //2000000.50
+Helpers::isPrime(2); //true
+
+//string helpers(1)
+Helpers::isPalindrome("level"); //true
 
 //other helpers (4)
 Helpers::indonesianPoliceNumberformat("B123XYZ"); //B 123 XYZ

composer.json

@@ -14,7 +14,7 @@
     "keywords": ["Laravel", "Helpers", "Function"],
     "require": {
         "php": "^7.3|^8.0",
-        "laravel/framework": "^6.0|^7.0|^8.0|^9.0"
+        "laravel/framework": "^6.0|^7.0|^8.0|^9.0|^10.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^9.3",

src/Helpers.php

@@ -8,6 +8,29 @@
 class Helpers
 {
 
+	function isPrime($number) {
+		if ($number <= 1) {
+			return false;
+		}
+		for ($i = 2; $i <= sqrt($number); $i++) {
+			if ($number % $i == 0) {
+				return false;
+			}
+		}
+		return true;
+	}
+
+	function isPalindrome($str) {
+		$str = preg_replace("/[^a-zA-Z0-9]/", "", strtolower($str));
+		$reverse_str = strrev($str);
+		
+		if ($str == $reverse_str) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+
 	public static function randomHexColor(){
 		return '#' . substr(str_shuffle('ABCDEF0123456789'), 0, 6);
 	}