Case Styles in Coding (camelCase, snake_case, and more)
Dealing with Camel Casing in ASP.NET Core Web API | BinaryIntellect Knowledge Base
Camel Case - Twaino
Coding standard: inconsistent requirement that arguments to setters methods should be $lower_case when private variable and setter methods are camelCase() [#2474561] | Drupal.org
Camel Case vs. Snake Case vs. Pascal Case — Naming Conventions | Khalil Stemmler