Home Backend Development PHP Tutorial php怎么按另外一个数组重新排列自身

php怎么按另外一个数组重新排列自身

Jun 13, 2016 pm 01:19 PM
arr array gt sort

php如何按另外一个数组重新排列自身?
php如何按另外一个数组重新排列自身?


------解决方案--------------------

PHP code
function array_order(&$ar, $by) {
  asort($by);
  foreach($by as $k=>$v) {
    $r[$k] = $ar[$k];
  }
  return $ar = $r;
}

$arr = array(
  'a' => 'aa',
  'b' => 'bb',
  'c' => 'cc',
);

$sort_by = array(
  'a' => 2,
  'b' => 3,
  'c' => 1,
);

array_order($arr, $sort_by);

print_r($arr);
<br><font color="#e78608">------解决方案--------------------</font><br>array_multisort($sort_by,SORT_ASC,$arr);<br>print_r($arr); <div class="clear">
                 
              
              
        
            </div>
Copy after login
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

AI Hentai Generator

AI Hentai Generator

Generate AI Hentai for free.

Hot Article

R.E.P.O. Energy Crystals Explained and What They Do (Yellow Crystal)
2 weeks ago By 尊渡假赌尊渡假赌尊渡假赌
Repo: How To Revive Teammates
4 weeks ago By 尊渡假赌尊渡假赌尊渡假赌
Hello Kitty Island Adventure: How To Get Giant Seeds
3 weeks ago By 尊渡假赌尊渡假赌尊渡假赌

Hot Tools

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

What are the differences between Huawei GT3 Pro and GT4? What are the differences between Huawei GT3 Pro and GT4? Dec 29, 2023 pm 02:27 PM

Many users will choose the Huawei brand when choosing smart watches. Among them, Huawei GT3pro and GT4 are very popular choices. Many users are curious about the difference between Huawei GT3pro and GT4. Let’s introduce the two to you. . What are the differences between Huawei GT3pro and GT4? 1. Appearance GT4: 46mm and 41mm, the material is glass mirror + stainless steel body + high-resolution fiber back shell. GT3pro: 46.6mm and 42.9mm, the material is sapphire glass + titanium body/ceramic body + ceramic back shell 2. Healthy GT4: Using the latest Huawei Truseen5.5+ algorithm, the results will be more accurate. GT3pro: Added ECG electrocardiogram and blood vessel and safety

Fix: Snipping tool not working in Windows 11 Fix: Snipping tool not working in Windows 11 Aug 24, 2023 am 09:48 AM

Why Snipping Tool Not Working on Windows 11 Understanding the root cause of the problem can help find the right solution. Here are the top reasons why the Snipping Tool might not be working properly: Focus Assistant is On: This prevents the Snipping Tool from opening. Corrupted application: If the snipping tool crashes on launch, it might be corrupted. Outdated graphics drivers: Incompatible drivers may interfere with the snipping tool. Interference from other applications: Other running applications may conflict with the Snipping Tool. Certificate has expired: An error during the upgrade process may cause this issu simple solution. These are suitable for most users and do not require any special technical knowledge. 1. Update Windows and Microsoft Store apps

How to implement drag-and-drop sorting and drag-and-drop operations in uniapp How to implement drag-and-drop sorting and drag-and-drop operations in uniapp Oct 19, 2023 am 09:39 AM

Uniapp is a cross-platform development framework. Its powerful cross-end capabilities allow developers to develop various applications quickly and easily. It is also very simple to implement drag-and-drop sorting and drag-and-drop operations in Uniapp, and it can support drag-and-drop operations of a variety of components and elements. This article will introduce how to use Uniapp to implement drag-and-drop sorting and drag-and-drop operations, and provide specific code examples. The drag-and-drop sorting function is very common in many applications. For example, it can be used to implement drag-and-drop sorting of lists, drag-and-drop sorting of icons, etc. Below we list

Explore the underlying principles and algorithm selection of the C++sort function Explore the underlying principles and algorithm selection of the C++sort function Apr 02, 2024 pm 05:36 PM

The bottom layer of the C++sort function uses merge sort, its complexity is O(nlogn), and provides different sorting algorithm choices, including quick sort, heap sort and stable sort.

How to Fix Can't Connect to App Store Error on iPhone How to Fix Can't Connect to App Store Error on iPhone Jul 29, 2023 am 08:22 AM

Part 1: Initial Troubleshooting Steps Checking Apple’s System Status: Before delving into complex solutions, let’s start with the basics. The problem may not lie with your device; Apple's servers may be down. Visit Apple's System Status page to see if the AppStore is working properly. If there's a problem, all you can do is wait for Apple to fix it. Check your internet connection: Make sure you have a stable internet connection as the "Unable to connect to AppStore" issue can sometimes be attributed to a poor connection. Try switching between Wi-Fi and mobile data or resetting network settings (General > Reset > Reset Network Settings > Settings). Update your iOS version:

Sort array using Array.Sort function in C# Sort array using Array.Sort function in C# Nov 18, 2023 am 10:37 AM

Title: Example of using the Array.Sort function to sort an array in C# Text: In C#, array is a commonly used data structure, and it is often necessary to sort the array. C# provides the Array class, which has the Sort method to conveniently sort arrays. This article will demonstrate how to use the Array.Sort function in C# to sort an array and provide specific code examples. First, we need to understand the basic usage of the Array.Sort function. Array.So

php提交表单通过后,弹出的对话框怎样在当前页弹出,该如何解决 php提交表单通过后,弹出的对话框怎样在当前页弹出,该如何解决 Jun 13, 2016 am 10:23 AM

php提交表单通过后,弹出的对话框怎样在当前页弹出php提交表单通过后,弹出的对话框怎样在当前页弹出而不是在空白页弹出?想实现这样的效果:而不是空白页弹出:------解决方案--------------------如果你的验证用PHP在后端,那么就用Ajax;仅供参考:HTML code

How to sort a list using List.Sort function in C# How to sort a list using List.Sort function in C# Nov 17, 2023 am 10:58 AM

How to sort a list using the List.Sort function in C# In the C# programming language, we often need to sort the list. The Sort function of the List class is a powerful tool designed for this purpose. This article will introduce how to use the List.Sort function in C# to sort a list, and provide specific code examples to help readers better understand and apply this function. The List.Sort function is a member function of the List class, used to sort elements in the list. This function receives

See all articles