php - 在结果前加上 +

Question

我想在结果中添加 +，使其显示为“+alrajhi12245”

$url = http://mydomain.com/alrajhi12245/invoice;
$parse = parse_url($url);
                $explode = explode('/', $parse['path']);
                $md = $explode[1];

我能怎么做？

Answer 1

Try the following :

$md = '+' . trim($explode[1]);