symfony
diff --git a/‎src/Symfony/Component/String/AbstractString.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/AbstractString.php
+5Lines changed: 5 additions & 0 deletions b/‎src/Symfony/Component/String/AbstractString.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/AbstractString.php
+5Lines changed: 5 additions & 0 deletions
diff --git a/‎src/Symfony/Component/String/AbstractUnicodeString.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/AbstractUnicodeString.php
+11Lines changed: 11 additions & 0 deletions b/‎src/Symfony/Component/String/AbstractUnicodeString.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/AbstractUnicodeString.php
+11Lines changed: 11 additions & 0 deletions
diff --git a/‎src/Symfony/Component/String/ByteString.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/ByteString.php
+11Lines changed: 11 additions & 0 deletions b/‎src/Symfony/Component/String/ByteString.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/ByteString.php
+11Lines changed: 11 additions & 0 deletions
diff --git a/‎src/Symfony/Component/String/CHANGELOG.md
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/CHANGELOG.md
+5Lines changed: 5 additions & 0 deletions b/‎src/Symfony/Component/String/CHANGELOG.md
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/CHANGELOG.md
+5Lines changed: 5 additions & 0 deletions
diff --git a/‎src/Symfony/Component/String/Tests/AbstractAsciiTestCase.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/Tests/AbstractAsciiTestCase.php
+19Lines changed: 19 additions & 0 deletions b/‎src/Symfony/Component/String/Tests/AbstractAsciiTestCase.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/Tests/AbstractAsciiTestCase.php
+19Lines changed: 19 additions & 0 deletions
diff --git a/‎src/Symfony/Component/String/Tests/AbstractUnicodeTestCase.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/Tests/AbstractUnicodeTestCase.php
+12Lines changed: 12 additions & 0 deletions b/‎src/Symfony/Component/String/Tests/AbstractUnicodeTestCase.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/Tests/AbstractUnicodeTestCase.php
+12Lines changed: 12 additions & 0 deletions
@@ -467,6 +467,11 @@ abstract public function replace(string $from, string $to): self;
      */
     abstract public function replaceMatches(string $fromRegexp, $to): self;
 
+    /**
+     * @return static
+     */
+    abstract public function reverse(): self;
+
     /**
      * @return static
      */
 
@@ -342,6 +342,17 @@ public function replaceMatches(string $fromRegexp, $to): parent
         return $str;
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function reverse(): parent
+    {
+        $str = clone $this;
+        $str->string = implode('', array_reverse(preg_split('/(\X)/u', $str->string, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY)));
+
+        return $str;
+    }
+
     public function snake(): parent
     {
         $str = $this->camel()->title();
 
@@ -303,6 +303,17 @@ public function replaceMatches(string $fromRegexp, $to): parent
         return $str;
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function reverse(): parent
+    {
+        $str = clone $this;
+        $str->string = strrev($str->string);
+
+        return $str;
+    }
+
     public function slice(int $start = 0, int $length = null): parent
     {
         $str = clone $this;
 
@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+5.1.0
+-----
+
+ * Added the `AbstractString::reverse()` method.
+
 5.0.0
 -----
 
 
@@ -1377,4 +1377,23 @@ public function testToString()
 
         self::assertSame('foobar', $instance->toString());
     }
+
+    /**
+     * @dataProvider provideReverse
+     */
+    public function testReverse(string $expected, string $origin)
+    {
+        $instance = static::createFromString($origin)->reverse();
+
+        $this->assertEquals(static::createFromString($expected), $instance);
+    }
+
+    public static function provideReverse()
+    {
+        return [
+            ['', ''],
+            ['oof', 'foo'],
+            ["\n!!!\tTAERG SI     ynofmyS    ", "    Symfony     IS GREAT\t!!!\n"],
+        ];
+    }
 }
@@ -568,4 +568,16 @@ public static function providePadStart(): array
             ]
         );
     }
+
+    public static function provideReverse()
+    {
+        return array_merge(
+            parent::provideReverse(),
+            [
+                ['äuß⭐erst', 'tsre⭐ßuä'],
+                ['漢字ーユニコードéèΣσς', 'ςσΣèéドーコニユー字漢'],
+                ['नमस्ते', 'तेस्मन'],
+            ]
+        );
+    }
 }
Original file line number	Diff line number	Diff line change
`@@ -568,4 +568,16 @@ public static function providePadStart(): array`
`568`	`568`	`]`
`569`	`569`	`);`
`570`	`570`	`}`
	`571`	`+`
	`572`	`+ public static function provideReverse()`
	`573`	`+ {`
	`574`	`+ return array_merge(`
	`575`	`+ parent::provideReverse(),`
	`576`	`+ [`
	`577`	`+ ['äuß⭐erst', 'tsre⭐ßuä'],`
	`578`	`+ ['漢字ーユニコードéèΣσς', 'ςσΣèéドーコニユー字漢'],`
	`579`	`+ ['नमस्ते', 'तेस्मन'],`
	`580`	`+ ]`
	`581`	`+ );`
	`582`	`+ }`
`571`	`583`	`}`