Question: I hope to use Laravel’s ORM and query construction (without using raw native SQL statements) to use concat SQL statements like this: select a,b,concat(a,b) from table, but I found that no relevant ones were found. How to express such a statement, please ask a master who has experience in this field. It is in the following format: Table::where(...)->get(); Reply content: Question: I hope that using Laravel’s ORM and query construction (without raw native SQL statements) can use concat like this SQL statement: select a,b,concat(a,b) from table, but I found that there seems to be no relevant method to express such a statement. I would like to ask someone with experience in this field for advice. It is in the following format: Table::where(...)->get();
1. Laravel uses orm+query construction to represent concat
Introduction: Question: I hope to use laravel's ORM and query construction (without raw native sql statements) to use concat SQL statements like this: select a,b,concat(a,b) from table, but I found that there seems to be no relevant method to express such a statement. I would like to ask someone with experience in this field for advice...
2. XAMPP+PHPstorm+ Mac index.php404 error
Introduction: Is there a problem with PHPstorm configuration? What should be changed?
## Introduction: :phpstorm+xdebug:[xdebug]zend_extension=”C:ApacheAppServphp5.4.20extphp_xdebug-2.3.3-5.4-vc9.dll”xdebug.default_enable=1 xdebug.auto_trace = 1 xdebug.show_exception_trace = 1 xdebug.collect_vars = 1 xdebug.co
4. PHP+PhpStorm+Xdebug configuration method
Introduction:: PHP+PhpStorm+Xdebug configuration method: This article contains the following content: Xdebug file download and configuration IDE (PhpStorm) initiates debugging Chrome initiates debugging 1. Xdebug file download and configuration Enter the Xdebug download page, according to Prompt to select the appropriate Xdebug version. In the Xdebug download page, you need to copy the source code of local phpinfo() into the text box. Taking Chrome as an example, press F12 to view the phpinfo() source code, right-click->Copy->Copy element, and fill the copied content into the text
5. PHPStorm Solving the Xdebug Slow problem_PHP tutorial
#Introduction: PHPStorm solves the Xdebug Slow problem. I just set up the PHPStorm+xdebug debugging environment during the day today, and I encountered various problems: ultra-slow response when accessing, ultra-fast response when accessing, but a blank page. There are many ways to solve problem A, total
6. php+phpStorm+xdebug configuration method, phpstormxdebug_PHP tutorial
Introduction: php+phpStorm+xdebug configuration method, phpstormxdebug. php+phpStorm+xdebug configuration method, phpstormxdebug 1. Download the xdebug file http://xdebug.org/wizard.php Copy the source code of phpinfo() into the text box, xdebug will prompt how to configure and download
7. A brief discussion on the php+phpStorm+xdebug configuration method, phpstormxdebug_PHP tutorial
Introduction: A brief discussion on the php+phpStorm+xdebug configuration method , phpstormxdebug. A brief discussion on the php+phpStorm+xdebug configuration method, phpstormxdebug 1. Download the xdebug file http://xdebug.org/wizard.php Copy the source code of phpinfo() into the text box, xdebug will prompt how to configure and
8. PHPStorm+XDebug for debugging, phpstormxdebug_PHP tutorial
9. PHPStorm+XDebug debugging text tutorial, _PHP tutorial Introduction: PHPStorm+XDebug debugging graphic tutorial. PHPStorm+XDebug debugging text tutorial, the author's development environment is as follows: Windows8.1+Apache+PhpStorm+XDebug+Firefox (XDebug helper 1.4.3 plug-in). 1. XDebug installation configuration (1) 10. PHPStorm+XDebug debugging graphic tutorial, Introduction: PHPStorm+XDebug debugging graphic tutorial. PHPStorm+XDebug debugging text tutorial, the author's development environment is as follows: Windows8.1+Apache+PhpStorm+XDebug+Firefox (XDebug helper 1.4.3 plug-in). 1. XDebug installation configuration (1) [Related Q&A recommendations]: XAMPP+PHPstorm+Mac index.php404 error php - laravel uses orm+query construction to represent concat php xdebug how to debug the forwarded request
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PHP is mainly procedural programming, but also supports object-oriented programming (OOP); Python supports a variety of paradigms, including OOP, functional and procedural programming. PHP is suitable for web development, and Python is suitable for a variety of applications such as data analysis and machine learning.

PHP originated in 1994 and was developed by RasmusLerdorf. It was originally used to track website visitors and gradually evolved into a server-side scripting language and was widely used in web development. Python was developed by Guidovan Rossum in the late 1980s and was first released in 1991. It emphasizes code readability and simplicity, and is suitable for scientific computing, data analysis and other fields.

PHP is suitable for web development and rapid prototyping, and Python is suitable for data science and machine learning. 1.PHP is used for dynamic web development, with simple syntax and suitable for rapid development. 2. Python has concise syntax, is suitable for multiple fields, and has a strong library ecosystem.

PHP remains important in the modernization process because it supports a large number of websites and applications and adapts to development needs through frameworks. 1.PHP7 improves performance and introduces new features. 2. Modern frameworks such as Laravel, Symfony and CodeIgniter simplify development and improve code quality. 3. Performance optimization and best practices further improve application efficiency.

PHPhassignificantlyimpactedwebdevelopmentandextendsbeyondit.1)ItpowersmajorplatformslikeWordPressandexcelsindatabaseinteractions.2)PHP'sadaptabilityallowsittoscaleforlargeapplicationsusingframeworkslikeLaravel.3)Beyondweb,PHPisusedincommand-linescrip

PHP type prompts to improve code quality and readability. 1) Scalar type tips: Since PHP7.0, basic data types are allowed to be specified in function parameters, such as int, float, etc. 2) Return type prompt: Ensure the consistency of the function return value type. 3) Union type prompt: Since PHP8.0, multiple types are allowed to be specified in function parameters or return values. 4) Nullable type prompt: Allows to include null values and handle functions that may return null values.

In PHP, use the clone keyword to create a copy of the object and customize the cloning behavior through the \_\_clone magic method. 1. Use the clone keyword to make a shallow copy, cloning the object's properties but not the object's properties. 2. The \_\_clone method can deeply copy nested objects to avoid shallow copying problems. 3. Pay attention to avoid circular references and performance problems in cloning, and optimize cloning operations to improve efficiency.

PHP is suitable for web development and content management systems, and Python is suitable for data science, machine learning and automation scripts. 1.PHP performs well in building fast and scalable websites and applications and is commonly used in CMS such as WordPress. 2. Python has performed outstandingly in the fields of data science and machine learning, with rich libraries such as NumPy and TensorFlow.


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