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php中经典方法实现判断多维数组是否为空_php技巧
- WBOYOriginal
- 2016-05-17 09:15:031069browse
复制代码 代码如下:
//判断一个数组是否为空
/**
array(
); 空
array(
array(
),
array(
),
array(
)
); 空
array(
array(
),
array(
array(
),
array(
1=>1
)
),
array(
)
); 非 空
*/
function is_array_null($value)
{
if (empty($value))
{
return $value;
}
else
{
return is_array($value) ? array_map('array_null', $value) : addslashes($value);
}
}
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