<?php $arr = array(); array_push($arr , "foo"); unset($ ... ... <看更多>

PHP Array isset and empty. GitHub Gist: instantly share code, notes, and snippets. ... <看更多>

An empty array in PHP is considered falsey. That means the following will not print anything as the array is empty. <?php $myArray = array() if ( $myArray ) ... ... <看更多>

PHP arrays should be declared using the configured syntax. ... Add curly braces to indirect variables to make them clear to understand. Requires PHP >= 7.0. ... <看更多>