Добавил find в ArrayHelper

src/Helpers/ArrayHelper.php

@@ -4,6 +4,12 @@ namespace Webmasterskaya\CryptoPro\Helpers;
 
 class ArrayHelper
 {
+	/**
+	 * @param   array     $array
+	 * @param   callable  $fn
+	 *
+	 * @return bool
+	 */
 	public static function any(array $array, callable $fn)
 	{
 		foreach ($array as $value)
@@ -17,6 +23,12 @@ class ArrayHelper
 		return false;
 	}
 
+	/**
+	 * @param   array     $array
+	 * @param   callable  $fn
+	 *
+	 * @return bool
+	 */
 	public static function every(array $array, callable $fn)
 	{
 		foreach ($array as $value)
@@ -29,4 +41,21 @@ class ArrayHelper
 
 		return true;
 	}
+
+	/**
+	 * @param   array     $array
+	 * @param   callable  $fn
+	 *
+	 * @return mixed|void
+	 */
+	public static function find(array $array, callable $fn)
+	{
+		foreach ($array as $key => $value)
+		{
+			if ($fn($value, $key, $array))
+			{
+				return $value;
+			}
+		}
+	}
 }