symfony
diff --git a/‎src/Symfony/Component/Form/Form.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Form/Form.php
+1-1Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Component/Form/Form.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Form/Form.php
+1-1Lines changed: 1 addition & 1 deletion
diff --git a/‎src/Symfony/Component/Form/Tests/CompoundFormTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Form/Tests/CompoundFormTest.php
+13Lines changed: 13 additions & 0 deletions b/‎src/Symfony/Component/Form/Tests/CompoundFormTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Form/Tests/CompoundFormTest.php
+13Lines changed: 13 additions & 0 deletions
@@ -548,7 +548,7 @@ public function submit($submittedData, $clearMissing = true)
                 }
 
                 foreach ($this->children as $name => $child) {
-                    if (isset($submittedData[$name]) || $clearMissing) {
+                    if (array_key_exists($name, $submittedData) || $clearMissing) {
                         $child->submit(isset($submittedData[$name]) ? $submittedData[$name] : null, $clearMissing);
                         unset($submittedData[$name]);
                     }
 
@@ -82,6 +82,19 @@ public function testDisabledFormsValidEvenIfChildrenInvalid()
         $this->assertTrue($form->isValid());
     }
 
+    public function testSubmitForwardsNullIfNotClearMissingButValueIsExplicitlyNull()
+    {
+        $child = $this->getMockForm('firstName');
+
+        $this->form->add($child);
+
+        $child->expects($this->once())
+            ->method('submit')
+            ->with($this->equalTo(null));
+
+        $this->form->submit(array('firstName' => null), false);
+    }
+
     public function testSubmitForwardsNullIfValueIsMissing()
     {
         $child = $this->getMockForm('firstName');
Original file line number	Diff line number	Diff line change
`@@ -548,7 +548,7 @@ public function submit($submittedData, $clearMissing = true)`
`548`	`548`	`}`
`549`	`549`
`550`	`550`	`foreach ($this->children as $name => $child) {`
`551`		`- if (isset($submittedData[$name]) \|\| $clearMissing) {`
	`551`	`+ if (array_key_exists($name, $submittedData) \|\| $clearMissing) {`
`552`	`552`	`$child->submit(isset($submittedData[$name]) ? $submittedData[$name] : null, $clearMissing);`
`553`	`553`	`unset($submittedData[$name]);`
`554`	`554`	`}`