( ! ) Warning: Undefined array key "HTTP_REFERER" in /var/www/html/acortador/index.php on line 219
Call Stack
#	Time	Memory	Function	Location
1	0.0005	359664	{main}( )	.../index.php:0
2	0.0760	436424	guardarRefererEspecial( $conn = class mysqli { public $affected_rows = 0; public $client_info = 'mysqlnd 8.1.23'; public $client_version = 80123; public $connect_errno = 0; public $connect_error = NULL; public $errno = 0; public $error = ''; public $error_list = []; public $field_count = 2; public $host_info = 'Localhost via UNIX socket'; public $info = NULL; public $insert_id = 0; public $server_info = '8.0.36-0ubuntu0.20.04.1'; public $server_version = 80036; public $sqlstate = '00000'; public $protocol_version = 10; public $thread_id = 153849; public $warning_count = 0 }, $hashType = 'hashnoexist' )	.../index.php:84

( ! ) Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /var/www/html/acortador/index.php on line 16
Call Stack
#	Time	Memory	Function	Location
1	0.0005	359664	{main}( )	.../index.php:0
2	0.0760	436424	guardarRefererEspecial( $conn = class mysqli { public $affected_rows = 0; public $client_info = 'mysqlnd 8.1.23'; public $client_version = 80123; public $connect_errno = 0; public $connect_error = NULL; public $errno = 0; public $error = ''; public $error_list = []; public $field_count = 2; public $host_info = 'Localhost via UNIX socket'; public $info = NULL; public $insert_id = 0; public $server_info = '8.0.36-0ubuntu0.20.04.1'; public $server_version = 80036; public $sqlstate = '00000'; public $protocol_version = 10; public $thread_id = 153849; public $warning_count = 0 }, $hashType = 'hashnoexist' )	.../index.php:84
3	0.0762	436680	filtrarTexto( $texto = NULL )	.../index.php:219
4	0.0762	436680	trim( $string = NULL )	.../index.php:16

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/html/acortador/index.php:16) in /var/www/html/acortador/index.php on line 85
Call Stack
#	Time	Memory	Function	Location
1	0.0005	359664	{main}( )	.../index.php:0
2	0.0802	436792	header( $header = 'HTTP/1.1 301 Moved Permanently' )	.../index.php:85

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/html/acortador/index.php:16) in /var/www/html/acortador/index.php on line 86
Call Stack
#	Time	Memory	Function	Location
1	0.0005	359664	{main}( )	.../index.php:0
2	0.0803	436792	header( $header = 'Location: https://itoeste.com/#hashnoexist' )	.../index.php:86