Supported Versions: PHP 4 >= 4.0.1, PHP 5, PHP 7, PHP 8
Generates a user-level error/warning/notice message
Alias user_error
<?php trigger_error(string $message, int $error_level = E_USER_NOTICE): true
<?php             foreach ($this as $key) {

                if (! $values->valid()) {

                    trigger_error($errorMessage, E_USER_WARNING);



                    break;

                }
<?php             }



            if ($values->valid()) {

                trigger_error($errorMessage, E_USER_WARNING);

            }

        });

    }
<?php     {

        $this->withDeprecationHandling();



        trigger_error('Something is deprecated', E_USER_DEPRECATED);



        $this->assertTrue($this->deprecationsFound);

    }
<?php         $this->expectException(ErrorException::class);

        $this->expectExceptionMessage('Something is deprecated');



        trigger_error('Something is deprecated', E_USER_DEPRECATED);

    }



    protected function tearDown(): void