APP_URL=http://localhost/Testing
APP_URL=http://localhost/Testing/,
'url' => env('APP_URL', 'http://localhost/Testing'),
Route::get('/is_in_mapping', 'IsInMappingController@index');
php artisan config: clear
php artisan cache:clear
В настройках в переопределении Url адресов должно все само импортироваться из .htaccess
<configuration>
<system.webServer>
<rewrite>
<rules>
<rule name="Imported Rule 1" stopProcessing="true">
<match url="^" ignoreCase="false" />
<conditions logicalGrouping="MatchAll">
<add input="{HTTP_AUTHORIZATION}" ignoreCase="false" />
<add input="{REQUEST_FILENAME}" matchType="IsDirectory" ignoreCase="false" negate="true" />
<add input="{URL}" pattern="(.+)/$" ignoreCase="false" />
</conditions>
<action type="Redirect" url="{C:1}" redirectType="Permanent" />
</rule>
<rule name="Imported Rule 2" stopProcessing="true">
<match url="^" ignoreCase="false" />
<conditions logicalGrouping="MatchAll">
<add input="{REQUEST_FILENAME}" matchType="IsDirectory" ignoreCase="false" negate="true" />
<add input="{REQUEST_FILENAME}" matchType="IsFile" ignoreCase="false" negate="true" />
</conditions>
<action type="Rewrite" url="index.php" />
</rule>
</rules>
</rewrite>
</system.webServer>
</configuration>