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PHP判断数组Array的维度已封装函数

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2016-07-29 09:11:521129浏览

有时候需要判断array的维度,上网查了下很多事类似 http://www.poluoluo.com/jzxy/201306/215088.html 这种写法,拉杂又搞不懂啥意思。下面是我写的:

<code><span>private</span><span>static</span><span><span>function</span><span>array_depth</span><span>(<span>$array</span>)</span> {</span><span>if</span>(!is_array(<span>$array</span>)) <span>return</span><span>0</span>;
        <span>$max_depth</span> = <span>1</span>;
        <span>foreach</span> (<span>$array</span><span>as</span><span>$value</span>) {
            <span>if</span> (is_array(<span>$value</span>)) {
                <span>$depth</span> = array_depth(<span>$value</span>) + <span>1</span>;

                <span>if</span> (<span>$depth</span> > <span>$max_depth</span>) {
                    <span>$max_depth</span> = <span>$depth</span>;
                }
            }
        }
        <span>return</span><span>$max_depth</span>;
    }</code>
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以上就介绍了PHP判断数组Array的维度已封装函数,包括了方面的内容,希望对PHP教程有兴趣的朋友有所帮助。

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