How to remove undefined value from Laravel PHP array?

Today, We want to share with you How to remove undefined value from Laravel PHP array?.In this post we will show you laravel collection remove keys, hear for remove null from laravel collection ,php array we will give you demo and example for implement.In this post, we will learn about Laravel – Remove elements having NULL value from multidimentional array with an example.

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How to remove undefined value from Laravel PHP array?

There are the Following The simple About replace null in array php Full Information With Example and source code.

As I will cover this Post with live Working example to develop filter on collection in laravel, so the array value empty check in php is used for this example is following below.

PHP array_filter() function

How to remove empty values from an array in PHP

<?php
$data_values = array("banana", "", 9, null, -123, "purple", 28, false, "");
var_dump($data_values);
echo "<br>";
 
//PHP Filtering the array
$result = array_filter($data_values);                 
var_dump($result);
?>

Remove Empty Array Elements In PHP

Example 1

removing blank, null, false, 0 (zero) values using PHP Array Function

<?php
$data_values = array("Vuejs", "Angularjs 8", "MySQL", "", "Laravel", null, 0);
print_r(array_filter($data_values));
?>

Example 2:

<?php
$data_values = array("Vuejs", "Angularjs 8", "MySQL", "", "Laravel", null, 0);
print_r(array_values(array_filter($data_values)));
?>

Laravel Remove null from a collection

Remove empty array from laravel resource collection

$collection = collect([8, 9, 11, null, false, '', 0, []]);
$collection->filter()->all();

Laravel 6 remove null collection properties

Example 1:

function array_remove_null($product)
{
    if (!is_array($product)) {
        return $product;
    }

   return collect($product)
        ->reject(function ($product) {
            return is_null($product);
        })
        ->flatMap(function ($product, $key) {

            return is_numeric($key)
                ? [array_remove_null($product)]
                : [$key => array_remove_null($product)];
        })
        ->toArray();
}

$products_data = array_remove_null($products);

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