Coding standards are a result of conventions designed to produce high-quality code. Adopting certain standards yields better code quality, reduces the time taken to develop, and minimizes maintenance cost. Following coding standards requires knowing the standards in question and meticulously applying it to every aspect of the code that we write.
There are several coding standards that Magento abides by, such as the following ones:
The code demarcation standard
The PHP coding standard
The JavaScript coding standard
The jQuery widget coding standard
The DocBlock standard
JavaScript DocBlock standard
The LESS coding standard
The code demarcation standard speaks of decoupling HTML, CSS, and JS from PHP classes. By doing so, the backend-related development stays unaffected by frontend development and vice versa. This means that we can make business logic changes without fearing a broken frontend.
The PHP coding standard refers to PSR-1: Basic Coding Standard and PSR-2: Coding Style Guide...