CURLOPT_DNS_USE_GLOBAL_CACHE

Constant

CURLOPT_DNS_USE_GLOBAL_CACHE is one of the accepted parameters for curl_setopt parameter #2.

CURLOPT_DNS_USE_GLOBAL_CACHEtrue to use a global DNS cache. This option is not thread-safe. It is conditionally enabled by default if PHP is built for non-threaded use (CLI, FCGI, Apache2-Prefork, etc.). Available as of cURL 7.9.3 and deprecated as of cURL 7.11.1. As of PHP 8.4, this option no longer has any effect.

PHP 5
PHP 7
PHP 8.0
PHP 8.1
PHP 8.2
PHP 8.3
PHP 8.4
Changed
PHP 8.5
CURLOPT_DNS_USE_GLOBAL_CACHE = 91;

Changes to the CURLOPT_DNS_USE_GLOBAL_CACHE Constant

PHP 8.4

CURLOPT_DNS_USE_GLOBAL_CACHE Constant Availability

PHP VersionAvailability
PHP 8.5Future Release Yes
PHP 8.4Upcoming Release Yes
PHP 8.3Supported (Latest) Yes
PHP 8.2Supported Yes
PHP 8.1Security-Fixes Only 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