Replaced NULL with EMPTY STRING as response

Author: daredloco

src/Objects/ViaCepResponse.php

@@ -24,15 +24,15 @@ public function __construct(int|string $cep)
         $response = ViaCep::fromCep($cep);
         $this->status = $response["statusText"];
         $this->cep = $cep;
-        $this->complement = array_key_exists("complemento", $response) ? $response["complemento"] : null;
-        $this->ibge = array_key_exists("ibge", $response) ? $response["ibge"] : null;
-        $this->gia = array_key_exists("gia", $response) ? $response["gia"] : null;
-        $this->siafi = array_key_exists("siafi", $response) ? $response["siafi"] : null;
-        $this->ddd = array_key_exists("ddd", $response) ? $response["ddd"] : null;
-        $this->street = array_key_exists("logradouro", $response) ? $response["logradouro"] : null;
-        $this->area = array_key_exists("bairro", $response) ? $response["bairro"] : null;
-        $this->city = array_key_exists("localidade", $response) ? $response["localidade"] : null;
-        $this->state = array_key_exists("uf", $response) ? $response["uf"] : null;
+        $this->complement = array_key_exists("complemento", $response) ? $response["complemento"] : "";
+        $this->ibge = array_key_exists("ibge", $response) ? $response["ibge"] : "";
+        $this->gia = array_key_exists("gia", $response) ? $response["gia"] : "";
+        $this->siafi = array_key_exists("siafi", $response) ? $response["siafi"] : "";
+        $this->ddd = array_key_exists("ddd", $response) ? $response["ddd"] : "";
+        $this->street = array_key_exists("logradouro", $response) ? $response["logradouro"] : "";
+        $this->area = array_key_exists("bairro", $response) ? $response["bairro"] : "";
+        $this->city = array_key_exists("localidade", $response) ? $response["localidade"] : "";
+        $this->state = array_key_exists("uf", $response) ? $response["uf"] : "";
         $this->country = "BR";
     }