方法1:使用 array_map 和serialize function array_unique_multidimensional($array) { $serialized = array_map('serialize', $array); $unique = array_unique($serialized); return array_intersect_key($array, $unique); } $multidimensionalArray = [ ['id' => 1, 'name' => 'A'], ['id' => 2...
1 Array unique multidimensional on one column 1 Make multidimensional array unique php 1 Codeigniter/PHP: How to merge distinct arrays and make it unique into one array in query result 1 PHP Unique MultiDimensional Array Issue 1 PHP - Array unique only using specific values Hot Netwo...
For example, if your array is a sequence of (multidimensional) points, then in place of @$aHash[$val]++ you could use @$aHash[implode("X",$val)]++ If you want to not have holes in your array, you can do an array_merge($aray) at the end. ...
<?php // Define a function to filter unique values based on a specified key in a multidimensional array function unique_array($my_array, $key) { $result = array(); // Initialize an empty array to store the unique values $i = 0; // Initialize a counter $key_array = array(); //...
collect.js 是一个方便且无依赖的包装器,用于处理数组和对象。设计灵感来源于 Laravel Collection。 安装 collect.js 是一个标准的 npm package,所以你可以直接通过下面的命令安装: npm install collect.js --save 使用 在 JS 中,有一些比较是和 PHP 比较是不一样的,
Example 3: Removing Duplicates in Multidimensional ArraysUsing array_unique() in multidimensional arrays can be tricky. Here's how to remove duplicate sub-arrays:$arr = [ ['name' => 'John', 'age' => 25], ['name' => 'John', 'age' => 25], ['name' => 'Jane', 'age' => 30...
Simple and clean way to get duplicate entries removed from a multidimensional array.<?php $multi_array = $multi_array [0]; $multi_array = array_unique($multi_array); print_r($multi_array);?> up down 2 jusvalceanu - SPAM at SPAM - yahoo dot com ¶ 13 years ago so ... my...
PHP Code Editor:Click to Open Editor Contribute your code and comments through Disqus.Previous: Write a PHP function to find unique values from multidimensional arrays and flatten them in 0 depth. Next: Write a PHP a function to remove a specified duplicate entry from an array....