Using the ClassMap Autoloader for Better Performance

Using the ClassMap Autoloader for Better Performance

Optimizing for production with Laravel 4 - lutro.me

If you're using classmap, it simply looks up the name of the class and loads the corresponding file. This is why, if you've added a new class to a directory only being autoloaded via classmap, you get "class not found" until you run composer dump-autoload. Laravel 4 adds a few directories to the autoloader on run-time by default.

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How to Autoload Classes With Composer in PHP

Aug 19, 2020 · The autoloader implementation is pretty simple in the above example, but you could build on this by registering multiple autoloaders for different kinds of classes. In practice, you won't often be writing your own autoloader, though. That's what Composer is for! In the next section, we'll discuss how to use Composer for autoloading in PHP.

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Optimizing Composer's autoloader performance | Mouf

The autoloader's performance is really important in modern PHP applications. Optimizing Composer's autoloader using php composer.phar dumpautoload -o is the way to have maximum performance. But it is the responsibility of the application developer to apply the optimization. The framework developer can still help the application developer by

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Day 4: Autoloading Optimization in Composer :: Andi

May 23, 2019 · This article is part of my #100DaysOfCode and #100DaysOfBlogging challenge. R1D4 Today I'm studying the Autoloader Optimization article of the Composer documentation. Purpose The optimization is designed to reduce the performance impact of the autoloader. It is not intended for use in development as it will have undesired side-effects.

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Adding A Central Autoloader To WordPress - Alain Schlesser

Apr 22, 2016 · Adding A Central Autoloader To WordPress. There's a new WordPress release cycle being started right now for WordPress 4.6, and the core developers have built a wishlist to collect the feature/change requests to consider for this release. One of the more interesting items on this list is the plan to include a central autoloader within

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Using a class autoloader to improve WordPress development

Jan 20, 2015 · The Composer autoloader does not require following the PSR-0 or PSR-4 standard. But following one of those standards does make it much easier to use. If you do not follow one of those standards, you can always use Composer's classmap to autoload your classes using the Composer autoloader. Using the Composer Autoloader

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Performance (Symfony Docs)

Use these checklists to verify that your application and server are configured for maximum performance: Symfony Application Checklist: Install APCu Polyfill if your server uses APC. Restrict the number of locales enabled in the application. Production Server Checklist: Dump the service container into a single file. Use the OPcache byte code cache.

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Using the ClassMap Autoloader for Better Performance

Why use a PSR-0 or PSR-4 autoload in composer if classmap

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Improve Composer performance [#2296527] | Drupal.org

Jul 02, 2014 · Unfortunately, it's not always done, especially for the autoloaders (composer dump-autoloader --optimize). It's not a problem as Drupal still works correctly but the performance is worse than it should be (as Composer is falling back to the regular autoloader when a file is not in the class map.) So, this patch does several things

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Ultimate Laravel Performance Optimization Guide

Jul 08, 2021 · Tips to Improve Laravel Performance. Config Caching. Routes Caching. Remove Unused Service. Classmap Optimization. Composer Optimize Autoload. Limit Included Libraries. JIT Compiler. Choose a Fast Cache and Session driver.

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Ultimate Laravel Performance Optimization Guide

Jul 08, 2021 · Tips to Improve Laravel Performance. Config Caching. Routes Caching. Remove Unused Service. Classmap Optimization. Composer Optimize Autoload. Limit Included Libraries. JIT Compiler. Choose a Fast Cache and Session driver.

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Why use a PSR-0 or PSR-4 autoload in composer if classmap

Nov 30, 2021 · Why use a PSR-0 or PSR-4 autoload in composer if classmap is actually faster? Because it's more practical. In production, you can use a classmap (with composer dumpautoload -o ) because you won't add any new class, but in dev environment it's interesting to have the flexibility provided by PSR-0 or PSR-4 (i.e. nothing to do when adding new classes).

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Speeding-up autoloading on PHP 5.6 & 7.0+ for everyone

Apr 11, 2016 · By patching composer to use these immutable arrays, we measured a 10% autoloading performance increase and saved 30% of peak memory usage in our test scenario, which consisted of using Blackfire's classmap (~8300 lines) and load a subset of ~420 classes from it, this number being a typical one for a single web request.

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Autoloader optimization - Composer

Jun 18, 2014 · The ClassMap Autoloader This autoloader is a much higher performing autoloader than the standard. The reason being, is because it doesn't search the filesystem to attempt to resolve a class. Instead, as the name implies, it uses a class map, or a map of classes to their file paths to resolve the file. Here's a small sample of what one looks like

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PHP Composer … The Autoloader. Composer is the most

Feb 20, 2018 · Using classmap, we are telling composer that this is the way to do mapping, and it is a very basic way to map namespaces to paths and if you want more details, just check vendor/composer/autoload

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How to cook autoload for the WordPress coding - WP Punk

But the classmap and files autoloading these not better solutions because you need after adding new files, again and again, dump composer autoload. Custom autoloader with spl_autoload . Sometimes a project can be quite large and it is difficult to swap it into PSR.

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PHP: rfc:autoload_classmap

Mar 15, 2021 · This RFC would introduce a new mechanism for autoloading classes via an internal classmap loader, that can be configured once per request by passing an associative array mapping each lowercase class name to its path on disk.. This proposal is written with the names autoload_xx rather than spl_autoload_ as an independent RFC will be proposed to alias the …

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Optimizing Composer's autoloader performance | Mouf

Jun 22, 2012 · and that's about it - the autoloader will load classes from the classmaps, but if it fails to do so, it will fall back to the standard autoloader. Stripping out require_once calls The Zend Framework manual has a section on how to improve performance of the framework itself, and one of the suggestion is to strip out the require_once calls from the library.

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Multiple Composer packages with the same namespace · Issue

Nov 11, 2015 · Using a more specific prefix for each package can improve performance a bit when the optimized autoloader is not used (as it would allow to know in which package to look for the file instead of doing IO several times). But when using the optimized autoloader (which should be done in production), there will be no performance impact.

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Use the Composer autoloader to make everything simpler

Jul 09, 2013 · What this does: Switch to the composer autoloader, because there's no legit reason to not use it. 1) It can be activated before anything other code runs, eliminating many race conditions. 2) We can't rely on Symfony ClassLoader's APC support, because with PHP 5.5 its future is uncertain.

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