$err = 'Composer 2.3.0 dropped support for autoloading on PHP <5.6andyouarerunning'.PHP_VERSION.',pleaseupgradePHPoruseComposer2.2LTSvia"composerself-update--2.2".Aborting.'.PHP_EOL;
if (!ini_get('display_errors')) {
if (PHP_SAPI === 'cli' || PHP_SAPI === 'phpdbg') {