diff --git a/src/Str.php b/src/Str.php
index 83c28a7..0e6da73 100644
--- a/src/Str.php
+++ b/src/Str.php
@@ -183,10 +183,32 @@ public static function charAt($subject, $index)
      *
      * @param array|string $needles
      */
-    public static function contains(string $haystack, $needles): bool
+    public static function contains(string $haystack, mixed $needles, bool $ignoreCase = false): bool
+    {
+        if ($ignoreCase) {
+            return static::containsIgnoreCase($haystack, $needles);
+        }
+
+        foreach ((array) $needles as $needle) {
+            $needle = (string) $needle;
+            if ($needle !== '' && str_contains($haystack, $needle)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    /**
+     * Determine if a given string contains a given substring regardless of case sensitivity.
+     *
+     * @param array|string $needles
+     */
+    public static function containsIgnoreCase(string $haystack, $needles): bool
     {
         foreach ((array) $needles as $needle) {
-            if ($needle !== '' && str_contains($haystack, (string) $needle)) {
+            $needle = (string) $needle;
+            if ($needle !== '' && stripos($haystack, $needle) !== false) {
                 return true;
             }
         }
@@ -197,14 +219,13 @@ public static function contains(string $haystack, $needles): bool
     /**
      * Determine if a given string contains all array values.
      *
-     * @param string $haystack
      * @param string[] $needles
      * @return bool
      */
-    public static function containsAll($haystack, array $needles)
+    public static function containsAll(string $haystack, array $needles, bool $ignoreCase = false)
     {
         foreach ($needles as $needle) {
-            if (! static::contains($haystack, $needle)) {
+            if (! static::contains($haystack, $needle, $ignoreCase)) {
                 return false;
             }
         }
@@ -221,7 +242,8 @@ public static function containsAll($haystack, array $needles)
     public static function endsWith(string $haystack, $needles)
     {
         foreach ((array) $needles as $needle) {
-            if ($needle !== '' && str_ends_with($haystack, (string) $needle)) {
+            $needle = (string) $needle;
+            if ($needle !== '' && str_ends_with($haystack, $needle)) {
                 return true;
             }
         }
@@ -672,7 +694,8 @@ public static function snake(string $value, string $delimiter = '_'): string
     public static function startsWith(string $haystack, $needles): bool
     {
         foreach ((array) $needles as $needle) {
-            if ($needle !== '' && str_starts_with($haystack, (string) $needle)) {
+            $needle = (string) $needle;
+            if ($needle !== '' && str_starts_with($haystack, $needle)) {
                 return true;
             }
         }
diff --git a/tests/StrTest.php b/tests/StrTest.php
index b3169bb..3e6c1fc 100644
--- a/tests/StrTest.php
+++ b/tests/StrTest.php
@@ -172,6 +172,9 @@ public function testStartsWith()
         $this->assertFalse(Str::startsWith('hyperf.wiki', ['http://', 'https://']));
         $this->assertTrue(Str::startsWith('http://www.hyperf.io', 'http://'));
         $this->assertTrue(Str::startsWith('https://www.hyperf.io', ['http://', 'https://']));
+        $this->assertFalse(Str::startsWith('Hyperf', ['']));
+        $this->assertFalse(Str::startsWith('Hyperf', [null]));
+        $this->assertFalse(Str::startsWith('Hyperf', null));
     }
 
     public function testStripTags()
@@ -591,4 +594,27 @@ public static function invalidUrls()
             ['http:///path'],
         ];
     }
+
+    public function testContains()
+    {
+        $this->assertTrue(Str::contains('Hyperf', ['h'], true));
+        $this->assertTrue(Str::contains('Hyperf', ['H']));
+        $this->assertFalse(Str::contains('Hyperf', ['']));
+        $this->assertFalse(Str::contains('Hyperf', [null]));
+        $this->assertFalse(Str::contains('Hyperf', null));
+    }
+
+    public function testEndsWith()
+    {
+        $this->assertTrue(Str::endsWith('Hyperf', ['f']));
+        $this->assertFalse(Str::endsWith('Hyperf', ['']));
+        $this->assertFalse(Str::endsWith('Hyperf', [null]));
+        $this->assertFalse(Str::endsWith('Hyperf', null));
+    }
+
+    public function testContainsAll()
+    {
+        $this->assertTrue(Str::containsAll('Hyperf', ['h'], true));
+        $this->assertFalse(Str::containsAll('Hyperf', ['h']));
+    }
 }