I have the following array:
array(4) {
[29] => NULL
[31] => NULL
[33] => NULL
[35] => NULL
}
I would like to test all keys if all keys contain NULL values.
I have the following array: array(4) { [29] => NULL [31] => NULL [33]
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I have the following array:
array(4) {
[29] => NULL
[31] => NULL
[33] => NULL
[35] => NULL
}
I would like to test all keys if all keys contain NULL values.
should be what you are looking for 🙂