PHP gets the implementation method of the most repetitive elements in the array

Source: Internet
Author: User

This article illustrates the implementation of the most repetitive elements in the PHP capture array. Share to everyone for your reference. The specific methods are as follows:

The code is as follows: <?php
/**
*
* Created on 2014-4-1
* @param array $array
* @param int [optional] $length
* @return Array
*/
function Mostrepeatedvalues ($array, $length =0) {
if (Emptyempty ($array) or!is_array ($array)) {
return false;
}
1. Calculate duplicate values for an array
$array = Array_count_values ($array);
2. Reverse sort based on duplicate values
Arsort ($array);
if ($length >0) {
3. $length duplicate value before returning
$array = Array_slice ($array, 0, $length, true);
}
return $array;
}
$array = Array (1, 1, 1, 54, 3, 4, 3, 4, 3, 14, 3, 4, 3,7,8,9,12,45,66,5,7,8,9,2,45);
$counts =mostrepeatedvalues ($array, 5);
Print_r ($counts);
/* Output results are:
Array
(
[3] => 5
[4] => 3
[1] => 3
[9] => 2
[=>] 2
)
*/
?>
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