firomero

 "Provincias": [{
            "id": "1",
            "nombre": 'Pinar del Río',
            "municipios":["Consolación del Sur", "Guane", "La Palma", "Los Palacios", "Mantua", "Minas de Matahambre", "Pinar del Río", "San Juan y Martínez", "San Luis", "Sandino", "Viñales"]
        }, {
            "id": "2",
            "nombre": 'Artemisa',
            "municipios":[
                "Alquízar", "Artemisa", "Bauta", "Caimito", "Guanajay", "Güira de Melena", "Mariel", "San Antonio de los Baños", "Bahía Honda", "San Cristóbal", "Candelaria"]
        }, {

firomero

/**
 * Binary Search Uncentered with Callback
 * This is the method of binary search calculating the exact pivote for the search.
 * @param array $haystack
 * @param $first
 * @param $last
 * @param $needle
 * @param callable $callback
 * @return bool
 */

firomero

/**
 * Binary Search Uncentered
 * This is the method of binary search calculating the exact pivote for the search.
 * @param array $haystack
 * @param $first
 * @param $last
 * @param $needle
 * @return bool
 */
function binary_search_uncentered(array $haystack, $first, $last,$needle){

firomero

/**
 * Array unique in object
 * @param $obj
 * @return mixed
 */
function object_unique($obj)
{
    $objArray = (array)$obj;

    $objArray = array_intersect_assoc(array_unique($objArray), $objArray);

firomero

/**
 * Array unique callback
 * @param array $arr
 * @param callable $callback
 * @param bool $strict
 * @return array
 */
function array_unique_callback(array $arr, callable $callback, $strict = false)
{
    return array_filter(

firomero

<?php
function quicksort( $array ) {
    if( count( $array ) < 2 ) {
        return $array;
    }
    $left = $right = array( );
    reset( $array );
    $pivot_key  = key( $array );

firomero

<?php
    /*
     * Parameters: 
     *   $a - The sort array.
     *   $first - First index of the array to be searched (inclusive).
     *   $last - Last index of the array to be searched (exclusive).
     *   $key - The key to be searched for.
     *   $compare - A user defined function for comparison. Same definition as the one in usort