This is a collection of questions that come up every now and then about syntax in PHP. This is also a Community Wiki, so everyone is invited to participate in maintaining this list.
It used to be hard to find questions about operators and other syntax tokens.¹
The main idea is to have links to existing questions on Stack Overflow, so it's easier for us to reference them, not to copy over content from …
->在PHP 中意味着/指的是什么?
在下面的WordPress中,我知道该if语句的作用,例如,但它做了-> 什么?
<?php if ( $wp_query->max_num_pages > 1 ) : ?>
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