+ if (false !== $requiredPhpVersion) {
+ $this->addRequirement(
+ version_compare($installedPhpVersion, $requiredPhpVersion, '>='),
+ sprintf('PHP version must be at least %s (%s installed)', $requiredPhpVersion, $installedPhpVersion),
+ sprintf('You are running PHP version "<strong>%s</strong>", but Symfony needs at least PHP "<strong>%s</strong>" to run.
+ Before using Symfony, upgrade your PHP installation, preferably to the latest version.',
+ $installedPhpVersion, $requiredPhpVersion),
+ sprintf('Install PHP %s or newer (installed version is %s)', $requiredPhpVersion, $installedPhpVersion)
+ );
+ }
+