[Validator] fix condition in if statement

nicoweb · web-flow · commit 9919dcc2e5cd · 2018-09-09T16:01:21.000+02:00
diff --git a/components/validator.rst b/components/validator.rst
@@ -60,7 +60,7 @@ If you have lots of validation errors, you can filter them by error code::
     use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
     $violations = $validator->validate(...);
-    if (count($violations->findByCodes(UniqueEntity::NOT_UNIQUE_ERROR))) {
+    if (0 !== count($violations->findByCodes(UniqueEntity::NOT_UNIQUE_ERROR))) {
         // handle this specific error (display some message, send an email, etc.)
     }
 

Original file line number	Diff line number	Diff line change
`@@ -60,7 +60,7 @@ If you have lots of validation errors, you can filter them by error code::`
`60`	`60`	`use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;`
`61`	`61`
`62`	`62`	`$violations = $validator->validate(...);`
`63`		`- if (count($violations->findByCodes(UniqueEntity::NOT_UNIQUE_ERROR))) {`
	`63`	`+ if (0 !== count($violations->findByCodes(UniqueEntity::NOT_UNIQUE_ERROR))) {`
`64`	`64`	`// handle this specific error (display some message, send an email, etc.)`
`65`	`65`	`}`
`66`	`66`