Answers for "undefined index:"

PHP
6

php undefined index

// Your array index has no value or is not referencing anything,
// The easiest way to overcome this is to simply check whether
// it has been defined
if (isset($arr[$i])) {
	// Do something
}
Posted by: Guest on April-05-2020
0

Undefined index: id

$id = isset($_GET['id']) ? $_GET['id'] : '';
Posted by: Guest on August-24-2021

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