php get last index code example

Example 1: get key of last element php

//(PHP 7 >= 7.3.0)
$key = array_key_last($data);

//ALL PHP Versions
end($data);         // move the internal pointer to the end of the array
$key = key($data);  // fetches the key of the element pointed to by the internal pointer

Example 2: php index of last element in array

<?php

$source_array = [
  'key1' => 'value1',
  'key2' => 'value2',
  'key3' => 'value3'
];

echo "Last index: " . array_key_last($source_array);

?>