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使用这些函数不需要安装,它们是 PHP 核心的一部分。
[#1] Kip [2014-05-14 22:54:48]
To write the shorthand version, you must have PHP 5.5 or greater. <?php $arr = array('long', 'version'); $arr2 = ['short', 'version']; $arr3 = array_merge($arr, $arr2, ['array', 'three', '.']);