Syntax
// Before
@trigger_error(
'Not setting the "framework.router.utf8" configuration option is deprecated
since Symfony 5.1, it will default to "true" in Symfony 6.0.',
E_USER_DEPRECATED
);
// After
trigger_deprecation(
'symfony/framework-bundle', '5.1',
'Not setting the "framework.router.utf8" configuration option is deprecated,
it will default to "true" in version 6.0.'
);