经典方法实现判断多维数组是否为空
- PHP中文网Original
- 2016-05-25 17:12:561144browse
//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);
}
}
Statement：
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article：PHP禁止页面缓存Next article：如何用PHP获取网站收录的内容