Lesson 7.3 of the JavaScript tutorial — modern HTML forms, collecting input with FormData, validating with the Constraint Validation API, the one-line FormData → JSON pattern, and the UX rules for live validation.
JavaScript Forms and Form Validation: FormData, Constraint API, and Modern Patterns Read More »
Lesson 7.2 of the JavaScript tutorial — addEventListener, the bubbling/capturing model, event delegation as the modern pattern that replaces per-element handlers, AbortController for cleanup, and preventDefault/stopPropagation.
JavaScript Events and Event Delegation: addEventListener, Bubbling, and Delegation Read More »
Lesson 7.1 of the JavaScript tutorial — what the DOM is, how to select elements with querySelector, read and write content safely (textContent vs innerHTML), manage classes with classList, create and insert elements, and traverse the tree.
JavaScript DOM Basics: Selecting, Reading, and Modifying the Page Read More »