How do you reindex an array in PHP but with indexes starting from 1?

You can use the array_values function to get a new array with the values of the original array, and then use the array_combine function to create an array using the new values and an indexed array of keys starting from 1:

How to reindex an array in PHP but with indexes starting from 1?

<?php

$array = ['a', 'b', 'c'];
$newArray = array_combine(range(1, count($array)), array_values($array));

print_r($newArray);

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This will create a new array $newArray with the following structure:

[    1 => 'a',    2 => 'b',    3 => 'c',]