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判断php数组是否为索引数组的实现方法_php技巧

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Release： 2016-05-17 09:01:34
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HP没有内置判断是否索引数组的方法，简单实现了一个，用法：

复制代码代码如下:

echo is_assoc($array)?'索引数组':'不是索引数组';

is_assoc函数如下：
复制代码代码如下:

function is_assoc($array) {
if(is_array($array)) {
$keys = array_keys($array);
return $keys != array_keys($keys);
}
return false;
}
Related labels：
php array
source：php.cn
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