diff --git a/system/View/Filters.php b/system/View/Filters.php
index 86fd23c4b0a6..9d0954fdb0fd 100644
--- a/system/View/Filters.php
+++ b/system/View/Filters.php
@@ -30,7 +30,7 @@ public static function capitalize(string $value): string
     /**
      * Formats a date into the given $format.
      *
-     * @param mixed $value
+     * @param int|string|null $value
      */
     public static function date($value, string $format): string
     {
@@ -48,7 +48,7 @@ public static function date($value, string $format): string
      * Example:
      *      my_date|date_modify(+1 day)
      *
-     * @param string $value
+     * @param int|string|null $value
      *
      * @return false|int
      */
@@ -62,7 +62,7 @@ public static function date_modify($value, string $adjustment)
     /**
      * Returns the given default value if $value is empty or undefined.
      *
-     * @param mixed $value
+     * @param array|bool|float|int|object|resource|string|null $value
      */
     public static function default($value, string $default): string
     {
@@ -208,7 +208,7 @@ public static function prose(string $value): string
      *  - ceil      always rounds up
      *  - floor     always rounds down
      *
-     * @param mixed $precision
+     * @param int|string $precision
      *
      * @return float|string
      */
diff --git a/system/View/Parser.php b/system/View/Parser.php
index 87b99ff0508b..9b425602c904 100644
--- a/system/View/Parser.php
+++ b/system/View/Parser.php
@@ -11,6 +11,7 @@
 
 namespace CodeIgniter\View;
 
+use CodeIgniter\Autoloader\FileLocator;
 use CodeIgniter\View\Exceptions\ViewException;
 use Config\View as ViewConfig;
 use ParseError;
@@ -72,10 +73,7 @@ class Parser extends View
     /**
      * Constructor
      *
-     * @param string          $viewPath
-     * @param mixed           $loader
-     * @param bool            $debug
-     * @param LoggerInterface $logger
+     * @param FileLocator|null $loader
      */
     public function __construct(ViewConfig $config, ?string $viewPath = null, $loader = null, ?bool $debug = null, ?LoggerInterface $logger = null)
     {
@@ -90,9 +88,6 @@ public function __construct(ViewConfig $config, ?string $viewPath = null, $loade
      *
      * Parses pseudo-variables contained in the specified template view,
      * replacing them with any data that has already been set.
-     *
-     * @param array $options
-     * @param bool  $saveData
      */
     public function render(string $view, ?array $options = null, ?bool $saveData = null): string
     {
@@ -153,9 +148,6 @@ public function render(string $view, ?array $options = null, ?bool $saveData = n
      *
      * Parses pseudo-variables contained in the specified string,
      * replacing them with any data that has already been set.
-     *
-     * @param array $options
-     * @param bool  $saveData
      */
     public function renderString(string $template, ?array $options = null, ?bool $saveData = null): string
     {
@@ -187,8 +179,8 @@ public function renderString(string $template, ?array $options = null, ?bool $sa
      * so that the variable is correctly handled within the
      * parsing itself, and contexts (including raw) are respected.
      *
-     * @param string $context The context to escape it for: html, css, js, url, raw
-     *                        If 'raw', no escaping will happen
+     * @param string|null $context The context to escape it for: html, css, js, url, raw
+     *                             If 'raw', no escaping will happen
      */
     public function setData(array $data = [], ?string $context = null): RendererInterface
     {
@@ -503,9 +495,9 @@ public function setConditionalDelimiters($leftDelimiter = '{', $rightDelimiter =
      * Handles replacing a pseudo-variable with the actual content. Will double-check
      * for escaping brackets.
      *
-     * @param mixed  $pattern
-     * @param string $content
-     * @param string $template
+     * @param array|string $pattern
+     * @param string       $content
+     * @param string       $template
      */
     protected function replaceSingle($pattern, $content, $template, bool $escape = false): string
     {
@@ -698,9 +690,9 @@ public function removePlugin(string $alias)
      * Converts an object to an array, respecting any
      * toArray() methods on an object.
      *
-     * @param mixed $value
+     * @param array|bool|float|int|object|string|null $value
      *
-     * @return mixed
+     * @return array|bool|float|int|string|null
      */
     protected function objectToArray($value)
     {
diff --git a/tests/system/View/ParserTest.php b/tests/system/View/ParserTest.php
index 3fa36585e7ea..54d8a4b0df35 100644
--- a/tests/system/View/ParserTest.php
+++ b/tests/system/View/ParserTest.php
@@ -265,6 +265,71 @@ public function testParseLoopObjectProperties()
         $this->assertSame("Super Heroes\nTom Dick Henry ", $this->parser->renderString($template));
     }
 
+    public function testParseIntegerPositive()
+    {
+        $data = [
+            'title'  => 'Count:',
+            'amount' => 5,
+        ];
+
+        $template = '{title} {amount}';
+
+        $this->parser->setData($data, 'html');
+        $this->assertSame('Count: 5', $this->parser->renderString($template));
+    }
+
+    public function testParseIntegerNegative()
+    {
+        $data = [
+            'title'  => 'Count:',
+            'amount' => -5,
+        ];
+
+        $template = '{title} {amount}';
+
+        $this->parser->setData($data, 'html');
+        $this->assertSame('Count: -5', $this->parser->renderString($template));
+    }
+
+    public function testParseFloatPositive()
+    {
+        $data = [
+            'title'  => 'Rate:',
+            'amount' => 5.5,
+        ];
+
+        $template = '{title} {amount}';
+
+        $this->parser->setData($data, 'html');
+        $this->assertSame('Rate: 5.5', $this->parser->renderString($template));
+    }
+
+    public function testParseFloatNegative()
+    {
+        $data = [
+            'title'  => 'Rate:',
+            'amount' => -5.5,
+        ];
+
+        $template = '{title} {amount}';
+
+        $this->parser->setData($data, 'html');
+        $this->assertSame('Rate: -5.5', $this->parser->renderString($template));
+    }
+
+    public function testParseNull()
+    {
+        $data = [
+            'title'  => 'Ticks:',
+            'amount' => null,
+        ];
+
+        $template = '{title} {amount}';
+
+        $this->parser->setData($data, 'html');
+        $this->assertSame('Ticks: ', $this->parser->renderString($template));
+    }
+
     public function testParseLoopEntityProperties()
     {
         $power = new class () extends Entity {