Tutorial Details
25
Nov
How to Remove String Keys in PHP Array
Hi Guys,
In this short tutorial, we will cover a php array to remove string keys. This article will give you a simple example of how to remove string keys in array php. This article will give you a simple example of how to remove string keys in a php array. This post will give you a simple example of how to delete string keys from an array in PHP.
we will use array_filter() function with is_numeric and ARRAY_FILTER_USE_KEY to remove string keys from php array. so, let's see the simple code of how to delete string keys from php array.
Example: index.php
<?php
$myArray = [1 => "One", "Two" => 2, 3 => "Three", "Four" => 4, 5 => "Five", "Six" => 6];
$newArray = array_filter(
$myArray,
function ($k) { return is_numeric($k); }, ARRAY_FILTER_USE_KEY );
var_dump($newArray);
?>
Output:
array(3) {
[1]=> string(3) "One"
[3]=> string(5) "Three"
[5]=> string(4) "Five"
}
I hope it can help you...
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