validation: remove mention of filter_var

The current implementation doesn't use `filter_var` but a regex. See https://github.com/laravel/framework/blob/5.2/src/Illuminate/Validation/Validator.php#L1488-L1512
Alanaktion · Jul 3, 2016 · d9323d0 · d9323d0
1 parent f674275
commit d9323d0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/validation.md b/validation.md
@@ -856,7 +856,7 @@ In the rule above, only rows with an `account_id` of `1` would be included in th
 <a name="rule-url"></a>
 #### url
 
-The field under validation must be a valid URL according to PHP's `filter_var` function.
+The field under validation must be a valid URL.
 
 <a name="conditionally-adding-rules"></a>
 ## Conditionally Adding Rules