Given that this book is targeting PHP 7, moving forward, we will grab a free trial version of the Zend Server and install it. We can do so by opening the official Zend page and clicking on the Download Free Trial button:
Assuming that we are using the fresh Ubuntu 17.04 installation, Zend's download service is likely to offer us a tar.gz archive download:
Once downloaded and unpacked, we need to trigger the install_zs.sh command with the PHP version argument as follows:
Upon installation completion, the console gives ...