June 2017
Intermediate to advanced
536 pages
9h 49m
English
Content preview from Mastering PHP 7
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Group use declarations
PHP introduced namespaces as part of the 5.3 release. It provided a way to group related classes, interfaces, functions, and constants, thus making our code base more organized and readable. However, dealing with modern libraries usually involves a lot of verbosity in terms of numerous use statements used to import classes from various namespaces, as shown in the following example:
use Magento\Backend\Block\Widget\Grid;use Magento\Backend\Block\Widget\Grid\Column;use Magento\Backend\Block\Widget\Grid\Extended;
To address this verbosity, the PHP 7 release introduced the group use declarations, allowing the following syntax:
use Magento\Backend\Block\Widget\Grid;use Magento\Backend\Block\Widget\Grid\{ Column, Extended ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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