php扩充检查并加载

";
	foreach ( $funs as $fun ) {
		echo "
$fun
";
	}
}
// Example loading an extension based on OS  
if (! extension_loaded ( 'sqlite' )) {
	if (strtoupper ( substr ( PHP_OS, 0, 3 ) ) === 'WIN') {
		dl ( 'php_sqlite.dll' );
	} else {
		dl ( 'sqlite.so' );
	}
}

// Or, the PHP_SHLIB_SUFFIX constant is available as of PHP 4.3.0  
if (! extension_loaded ( 'sqlite' )) {
	$prefix = (PHP_SHLIB_SUFFIX === 'dll') ? 'php_' : '';
	dl ( $prefix . 'sqlite.' . PHP_SHLIB_SUFFIX );
}
?>