Find duplicate data index in php Examples

Today, We want to share with you Find duplicate data index in php.In this post we will show you php find duplicates in multidimensional array, hear for count of multidimensional array in php we will give you demo and example for implement.In this post, we will learn about php check multidimensional array for duplicate values with an example.

Find duplicate data index in php

There are the Following The simple About Find duplicate data index in php Full Information With Example and source code.

As I will cover this Post with live Working example to develop php find duplicate values in associative array, so the find duplicate values in array php for this example is following below.

Example 1: PHP Get duplicate data

$array = ["5-item", "5-item", "8"];

$duplicateProduct = array_unique(array_diff_assoc($array, array_unique($array)));

echo "<pre>";
print_r($duplicateProduct);

// Another method to find duplicate data in array
$products = array();
foreach(array_count_values($array) as $val => $c)
    if($c > 1) $products[] = $val;
  
print_r($products);
$unique = array_unique($array);

// Get php array index of Duplicates data from array
$duplicate_keys = array_keys(array_intersect($array, $duplicateProduct));
print_r($duplicate_keys);

Example 2: How to detect duplicate values in PHP array

$array = array('apple', 'orange', 'pear', 'banana', 'apple',
'pear', 'kiwi', 'kiwi', 'kiwi');

print_r(array_count_values($array));

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