Merge pull request php-curl-class#691 from 3kbest/pr8.1

silence PHP 8.1 deprecations

Author: zachborboa

src/Curl/CaseInsensitiveArray.php

@@ -64,6 +64,7 @@ public function __construct(array $initial = null)
      *
      * @access public
      */
+    #[\ReturnTypeWillChange]
     public function offsetSet($offset, $value)
     {
         if ($offset === null) {
@@ -89,6 +90,7 @@ public function offsetSet($offset, $value)
      *
      * @access public
      */
+    #[\ReturnTypeWillChange]
     public function offsetExists($offset)
     {
         return (bool) array_key_exists(strtolower($offset), $this->data);
@@ -108,6 +110,7 @@ public function offsetExists($offset)
      *
      * @access public
      */
+    #[\ReturnTypeWillChange]
     public function offsetUnset($offset)
     {
         $offsetlower = strtolower($offset);
@@ -129,6 +132,7 @@ public function offsetUnset($offset)
      *
      * @access public
      */
+    #[\ReturnTypeWillChange]
     public function offsetGet($offset)
     {
         $offsetlower = strtolower($offset);
@@ -146,6 +150,7 @@ public function offsetGet($offset)
      *
      * @access public
      */
+    #[\ReturnTypeWillChange]
     public function count()
     {
         return (int) count($this->data);
@@ -162,6 +167,7 @@ public function count()
      *
      * @access public
      */
+    #[\ReturnTypeWillChange]
     public function current()
     {
         return current($this->data);
@@ -178,6 +184,7 @@ public function current()
      *
      * @access public
      */
+    #[\ReturnTypeWillChange]
     public function next()
     {
         next($this->data);
@@ -194,6 +201,7 @@ public function next()
      *
      * @access public
      */
+    #[\ReturnTypeWillChange]
     public function key()
     {
         $key = key($this->data);
@@ -209,6 +217,7 @@ public function key()
      *
      * @access public
      */
+    #[\ReturnTypeWillChange]
     public function valid()
     {
         return (bool) (key($this->data) !== null);
@@ -225,6 +234,7 @@ public function valid()
      *
      * @access public
      */
+    #[\ReturnTypeWillChange]
     public function rewind()
     {
         reset($this->data);