Karteikarten
HTML
Karten in diesem Stapel (34)
- 1HTMLmarkup language used for web documents
- 2Markup languagesused for annotating documents
- 3HTML 4version that's been around the longest
introduced things like , , and the class and id attributes
also deprecated a lot of elements from the prev versions - 4XHTMLadded XML strictness to HTML -> improved rendering performance
was in use at the same time as HTML 4.0
- tags must be closed
- tags must be lowercase
- single tags must be closed with a trailing slash
- has addtl required metadata
emphasis on separating data from presentation
deprecated: - 5HTML 5...
... - 6WHATWGWeb Hypertext Application Technology Working Group
follows a living standard for HTML - 7HTML 5 Greater emphasis on semanticsnew semantic tags to better describe content
- 8HTML 5 Connectivity optionsnew ways of client-server comms
e.g. server-initiated comm, web sockets for permanent connections - 9HTML 5 Offline performance and storage optionsdetection of internet connection status
webpages store data client-side
sessionStorage, localStorage - 10HTML 5 Multimediavideo and audio are now native
no longer requires plugins - 11HTML 5 2D/3D graphics options, WebGL, & SVG gives us more
choices for 2D/3D rendering - 12HTML 5 Device Accessallows the use of various input/output devices
- 13HTML 5 Stylingimproved CSS options
new animations, layouts, fonts, etc. - 14HTML 5 Performance & Integrationspeed optimization and better use of hardware
async fetching of parts of a page
new APIs for browser history, fullscreen, pointer locking
online & offline events - 15—appears in the tab bar
used for bookmarks - 16—metadata for the page
page description, keywords, author, viewport details, charset, etc. - 17Tagbounded by angled braces
<> - 18Attributename-value pairs within tags
- 19custom attributescan be used by prefixing w/ "data-"
- 20Elementmade up of opening and closing tag and all content in between
- 21Entityused to replace reserved charactes and symbols
&entity_name;
&#entity_number;
- 22DTDDocument Type Definition
defines the structure and set of elements and attributes that can be used by the document - 23DOMDocument Object Model
programming interface for HTML, XML, and SVG docs
allows programs/scripts to dynamically access and update the content, structure, and style of HTML/XML/SVG docs
tree-structured representation of the doc in memory - 24Event Handlersused to manage events in the HTML page/doc
e.g. onClick, onHover, onChange - 25Non-semantic Elementselements that do not tell anything about the content
e.g. , - 26Semantic Elementssemantic - relating to meaning
introduce meaning to parts of the page, rather than presentation
e.g. , , , etc. - 27—for the main content of the page
- 28—tangentially related to the content around the aside element
e.g. pull quotes, sidebars, ads - 29—independent section of content
can be copied elsewhere w/o addtl context - 30—generic section of a doc/app
for thematic grouping of content - 31—section of navigational links
- 32—group of introductory or navigation aids
can be links, text, etc. - 33—describing 2D graphics using XML
objects are registered into the DOM - 34—used for drawing 2D objects on the fly using JS
objects ar enot stored in the DOM
Informationen
- Beschreibung
- Computer Science Karteikarten am HTML, erstellt von Do Bingu am 10/10/2024.
- Erstellt von
- Do Bingu
- Aufrufe
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