Use PHP 7.4 featers and PHP 8 polyfills
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@ -42,7 +42,7 @@ $wu_mu_sunrise = defined('WPMU_PLUGIN_DIR')
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* @since 2.0.0.3 Sunrise Version.
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*/
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foreach (array($wu_sunrise, $wu_mu_sunrise) as $wu_sunrise_file) {
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foreach ([$wu_sunrise, $wu_mu_sunrise] as $wu_sunrise_file) {
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if (file_exists($wu_sunrise_file)) {
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if ($wu_sunrise_file === $wu_mu_sunrise) {
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