dns_check_record

Function • Params and return types changed in PHP 8.0

Alias of checkdnsrr.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6

dns_check_record Function synopsis

dns_check_record(string $hostname, string $type = "MX"): bool

Parameters

$hostname

Typestring

$type

OptionalTypestringDefault value"MX"

Return value

Typebool

Changes to the dns_check_record Function

PHP 8.0

  • Return type added: bool
  • Parameter name of parameter #1 changed: $host to $hostname
  • Parameter type added for parameter #1 ($hostname): string
  • Parameter type added for parameter #2 ($type): string
  • Parameter default value added for position #2 ($type): "MX"
- dns_check_record($host, $type)
+ dns_check_record(string $hostname, string $type = "MX"): bool

dns_check_record Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported Yes
PHP 7.1Unsupported Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported Yes
PHP 5.3Unsupported Yes