Can Array_column Function Be Utilized with an Array of Objects?
Published on 2024-11-07
Browse:785
Using array_column with an Array of Objects
This question explores the feasibility of using the array_column function with an array comprised of objects. The developer implemented the ArrayAccess interface but observed that it had no impact.
PHP 5
Prior to PHP 7, array_column did not natively support arrays of objects. To work around this limitation, the alternative array_map function can be employed:
$titles = array_map(function($e) {
Release Statement
This article is reprinted at: 1729740314 If there is any infringement, please contact [email protected] to delete it
Latest tutorial
More>
-
Reasons why Python does not report errors to the slicing of the hyperscope substringSubstring Slicing with Index Out of Range: Duality and Empty SequencesIn Python, accessing elements of a sequence using the slicing operator, such as ...Programming Posted on 2025-05-22 -
Can You Use CSS to Color Console Output in Chrome and Firefox?Displaying Colors in JavaScript ConsoleIs it possible to use Chrome's console to display colored text, such as red for errors, orange for warnings...Programming Posted on 2025-05-22
-
Eval() vs. ast.literal_eval(): Which Python Function Is Safer for User Input?Weighing eval() and ast.literal_eval() in Python SecurityWhen handling user input, it's imperative to prioritize security. eval(), a powerful Pyth...Programming Posted on 2025-05-22
-
FastAPI Custom 404 Page Creation GuideCustom 404 Not Found Page with FastAPITo create a custom 404 Not Found page, FastAPI offers several approaches. The appropriate method depends on your...Programming Posted on 2025-05-22
-
How to efficiently detect empty arrays in PHP?Checking Array Emptiness in PHPAn empty array can be determined in PHP through various approaches. If the need is to verify the presence of any array ...Programming Posted on 2025-05-22
-
How to Capture and Stream stdout in Real Time for Chatbot Command Execution?Capturing stdout in Real Time from Command ExecutionIn the realm of developing chatbots capable of executing commands, a common requirement is the abi...Programming Posted on 2025-05-22
-
MySQL database method is not required to dump the same instanceCopying a MySQL Database on the Same Instance without DumpingCopying a database on the same MySQL instance can be done without having to create an int...Programming Posted on 2025-05-22
-
Python metaclass working principle and class creation and customizationWhat are Metaclasses in Python?Metaclasses are responsible for creating class objects in Python. Just as classes create instances, metaclasses create ...Programming Posted on 2025-05-22
-
Is There a Performance Difference Between Using a For-Each Loop and an Iterator for Collection Traversal in Java?For Each Loop vs. Iterator: Efficiency in Collection TraversalIntroductionWhen traversing a collection in Java, the choice arises between using a for-...Programming Posted on 2025-05-22
-
Method for correct passing of C++ member function pointersHow to Pass Member Function Pointers in C When passing a class member function to a function that accepts a member function pointer, it's essenti...Programming Posted on 2025-05-22
-
How to Correctly Use LIKE Queries with PDO Parameters?Using LIKE Queries in PDOWhen trying to implement LIKE queries in PDO, you may encounter issues like the one described in the query below:$query = &qu...Programming Posted on 2025-05-22
-
How to create dynamic variables in Python?Dynamic Variable Creation in PythonThe ability to create variables dynamically can be a powerful tool, especially when working with complex data struc...Programming Posted on 2025-05-22
-
When does a Go web application close the database connection?Managing Database Connections in Go Web ApplicationsIn simple Go web applications that utilize databases like PostgreSQL, the timing of database conne...Programming Posted on 2025-05-22
-
The compiler error "usr/bin/ld: cannot find -l" solutionError Encountered: "usr/bin/ld: cannot find -l"When attempting to compile a program, you may encounter the following error message:usr/bin/l...Programming Posted on 2025-05-22
-
Can template parameters in C++20 Consteval function depend on function parameters?Consteval Functions and Template Parameters Dependent on Function ArgumentsIn C 17, a template parameter cannot depend on a function argument because...Programming Posted on 2025-05-22
Study Chinese
- 1 How do you say "walk" in Chinese? 走路 Chinese pronunciation, 走路 Chinese learning
- 2 How do you say "take a plane" in Chinese? 坐飞机 Chinese pronunciation, 坐飞机 Chinese learning
- 3 How do you say "take a train" in Chinese? 坐火车 Chinese pronunciation, 坐火车 Chinese learning
- 4 How do you say "take a bus" in Chinese? 坐车 Chinese pronunciation, 坐车 Chinese learning
- 5 How to say drive in Chinese? 开车 Chinese pronunciation, 开车 Chinese learning
- 6 How do you say swimming in Chinese? 游泳 Chinese pronunciation, 游泳 Chinese learning
- 7 How do you say ride a bicycle in Chinese? 骑自行车 Chinese pronunciation, 骑自行车 Chinese learning
- 8 How do you say hello in Chinese? 你好Chinese pronunciation, 你好Chinese learning
- 9 How do you say thank you in Chinese? 谢谢Chinese pronunciation, 谢谢Chinese learning
- 10 How to say goodbye in Chinese? 再见Chinese pronunciation, 再见Chinese learning
