Information about an HTML element that is included in the start tag as a key-value pair.
The logical tree of a web page that consists of organized HTML elements that may be listed or nested within one another.
A block of HTML that begins with a start tag, ends with an end tag, and encapsulates either text content or additional HTML elements. Denoted by angle brackets.
A numeric value that includes decimal values, in contrast to integers (e.g., 3.14, 1.0, 0.8888).
A reusable block of code that performs a specific task.
A numeric value that does not include decimal values, in contrast to floats (e.g., 0, 1, 27, 43).
A software application that provides tools for software development.
A CMS with features specifically designed for learning management applications.
A series of text, such as a word, phrase, or sentence. A string can contain textual characters, special characters, and/or numbers.