up: add new string func for split string to words

Author: inhere

src/Str/Traits/StringCaseHelperTrait.php

@@ -265,6 +265,19 @@ public static function toSnakeCase(string $str, string $sep = '_'): string
         return self::lower(trim(preg_replace('/([A-Z][a-z])/', $sep . '$1', $str), $sep));
     }
 
+    /**
+     * @param string $str
+     *
+     * @return string
+     */
+    public static function toLowerWords(string $str): string
+    {
+        $str = str_replace(['-', '_'], ' ', $str);
+        $str = preg_replace('/([A-Z][a-z])/', ' $1', $str);
+
+        return strtolower($str);
+    }
+
     /**
      * 驼峰式 <=> 下划线式
      *

src/Str/Traits/StringConvertTrait.php

@@ -254,7 +254,6 @@ public static function toNoEmptyArray(string $str, string $sep = ',', int $limit
     public static function splitNoEmptyArray(string $str, string $sep = ',', int $limit = 0): array
     {
         return self::toNoEmptyArray($str, $sep, $limit);
-        ;
     }
 
     /**