Writing Alpine.js Components in Hyvä: Patterns That Scale
How to write Alpine.js components on Hyvä: passing PHP data, view models, customer data events, form keys, component events, CSP and keeping templates clean.
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Articles about JavaScript
6 articles
Add a Custom Field to Magento 2 Checkout and Save It to the Order
Add a custom field to the Magento 2 checkout shipping step, send it with extension attributes, store it on the quote and copy it to the order the right way.
Magento 2 Customer Data Sections: How Private Content Works
How Magento 2 customer data sections keep cached pages personal: sections.xml, section sources, customer-data.js, invalidation and the mistakes that break FPC.
Magento 2 JavaScript Bundling: What Actually Makes It Faster
Built-in JS bundling, merging, minification and Magepack in Magento 2 compared, with the settings to use, how to measure the result and when bundling hurts.
Magento 2 RequireJS Mixins: Extend Core JS Without Overrides
How to write RequireJS mixins in Magento 2 for UI components, jQuery widgets and function modules, plus how to debug them and when a map override is better.
Magento 2 UI Components and Knockout.js: The Basics
A practical intro to Magento 2 UI components and Knockout.js: uiComponent, templates, observables, imports and exports, jsLayout and the uiRegistry.