fix

post.php

@@ -10,9 +10,6 @@ require_once "vendor/autoload.php";
 ini_set("display_errors", true);
 error_reporting(-1);
 
-//$fileName = "Information.txt";
-//$fileModeOpen = "a";
-
 $post = new PostModel();
 $post->load($_REQUEST);
 $post->save();

post.txt

@@ -1,4 +1,6 @@
-autoincrement=id;last_id=2;table_name=post
+autoincrement=id;last_id=4;table_name=post
 id;author;post
 1;Stas;Hello, world!!!
 2;Stas;Hello, world!!!
+3;Stas;Hello,<br>My php<br>World!!!
+4;Stas;Hello,<br>My php<br>World!!!

src/file_db_driver/FileDatabaseDriver.php

@@ -151,24 +151,6 @@ class FileDatabaseDriver
         fclose($this->file);
     }
 
-//    public function updateServiceInfo(string $string): void
-//    {
-//        $id = $this->serviceInfo['last_id'];
-//        $this->serviceInfo['last_id'] = ++$id;
-//        foreach ($this->serviceInfo as $key => $value) {
-//            $arr[] = $key . '=' . $value;
-//        }
-//        $fileArr = file($this->filePath);
-//        if (isset($arr)) {
-//            $serviceStr = implode(';', $arr) . "\n";
-//        }
-//        $fileArr[0] = $serviceStr;
-//        file_put_contents($this->filePath, $fileArr);
-//
-//        $str = $id . ';' . $string;
-//        $this->save($str);
-//    }
-
     public function save(string $string): void
     {
         $this->serviceInfo['last_id']++;
@@ -182,7 +164,7 @@ class FileDatabaseDriver
         $fileArr[0] = $serviceStr;
         file_put_contents($this->filePath, $fileArr);
 
-        $str = $this->serviceInfo['last_id'] . ';' . $string . "\n";
+        $str = $this->serviceInfo['last_id'] . ';' . str_replace("\r\n", "<br>", $string) . "\n";
         fwrite($this->file, $str);
 
         $this->close();