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Classic method in PHP to determine whether a multi-dimensional array is empty_PHP tutorial
- WBOYOriginal
- 2016-07-21 15:24:33737browse
Copy code The code is as follows:
//Determine whether an array is empty
/**
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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