Glossary Index

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Showing 1–50 of 53 terms.
E
53 terms
ECMA
Ecma International (formally European Computer Manufacturers Association) is a non-profit organization that develops standards in computer hardware, communications, and programming languages.
edit_tag_link()
edit_tag_link(): Displays or retrieves the edit link for a tag with formatting.
edit_term_link()
edit_term_link(): Displays or retrieves the edit term link with formatting.
Effective connection type
Effective connection type (ECT) refers to the measured network performance, returning a cellular connection type, like 3G, even if the actual connection is tethered broadband or Wi-Fi, based on the time between the browser requesting a page and effective…
Element
An element is a part of a webpage.
Element.classList
The read-only classList property of the Element interface contains a live DOMTokenList collection representing the class attribute of the element.
Element.closest()
The closest() method of the Element interface traverses the element and its parents (heading toward the document root) until it finds a node that matches the specified CSS selector.
Element.matches()
The matches() method of the Element interface tests whether the element would be selected by the specified CSS selector.
Element.setAttribute()
Warning: This method can take attribute values that are parsed as HTML, a script, or as a script URL, depending on the attribute.
empty-cells
The empty-cells CSS property sets whether borders and backgrounds appear around table cells that have no visible content.
Encapsulation
Encapsulation is the packing of data and functions into one component (for example, a class) and then controlling access to that component to make a "blackbox" out of the object.
encodeURI()
The encodeURI() function encodes a URI by replacing each instance of certain characters by one, two, three, or four escape sequences representing the UTF-8 encoding of the character (will only be four escape sequences for characters composed of two…
encodeURIComponent()
The encodeURIComponent() function encodes a URI by replacing each instance of certain characters by one, two, three, or four escape sequences representing the UTF-8 encoding of the character (will only be four escape sequences for characters composed of…
Encryption
In cryptography, encryption is the conversion of plaintext into a coded text or ciphertext.
Endianness
Endian and endianness (or "byte-order") describe how computers organize the bytes that make up numbers.
Entity
Entity is a term from the Standard Generalized Markup Language (SGML), which refers to a reference to information that can be defined once and used throughout a document.
Entity header
Warning: The current HTTP/1.1 specification no longer refers to entities, entity headers or entity-body.
Enumerated
In computer science, an enumerated type is a data type consisting of a limited set of named values.
enum_exists()
enum_exists() — Checks if the enum has been defined.
Error
Error objects are thrown when runtime errors occur.
Error() constructor
When Error is used like a function, that is without new, it will return an Error object.
Error.captureStackTrace()
The Error.captureStackTrace() static method installs stack trace information on a provided object as the stack property.
Error.isError()
The Error.isError() static method determines whether the passed value is an Error.
Error: cause
The cause data property of an Error instance indicates the specific original cause of the error.
Error: message
The message data property of an Error instance is a human-readable description of the error.
Escape character
u0026
Variations: Web Development Concepts
Abbreviations: web development coding web design
Aliases: https://developer.mozilla.org/en-US/docs/Glossary/Escape_character
esc_attr_e()
esc_attr_e(): Displays translated text that has been escaped for safe use in an attribute.
esc_attr_x()
esc_attr_x(): Translates string with gettext context, and escapes it for safe use in an attribute.
esc_attr__()
esc_attr__(): Retrieves the translation of $text and escapes it for safe use in an attribute.
esc_html_e()
esc_html_e(): Displays translated text that has been escaped for safe use in HTML output.
esc_html_x()
esc_html_x(): Translates string with gettext context, and escapes it for safe use in HTML output.
esc_html__()
esc_html__(): Retrieves the translation of $text and escapes it for safe use in HTML output.
esc_js()
esc_js(): Escapes single quotes, ", , , &, and fixes line endings.
esc_sql()
esc_sql(): Escapes data for use in a MySQL query.
esc_url()
esc_url(): Checks and cleans a URL.
EvalError
The EvalError object indicates an error regarding the global eval() function.
Event.cancelable
The cancelable read-only property of the Event interface indicates whether the event can be canceled, and therefore prevented as if the event never happened.
Event.composed
The read-only composed property of the Event interface returns a boolean value which indicates whether or not the event will propagate across the shadow DOM boundary into the standard DOM.
Event.preventDefault()
The preventDefault() method of the Event interface tells the user agent that the event is being explicitly handled, so its default action, such as page scrolling, link navigation, or pasting text, should not be taken.
Event.stopPropagation()
The stopPropagation() method of the Event interface prevents further propagation of the current event in the capturing and bubbling phases.
EventTarget.addEventListener()
The addEventListener() method of the EventTarget interface sets up a function that will be called whenever the specified event is delivered to the target.
EventTarget.dispatchEvent()
The dispatchEvent() method of the EventTarget sends an Event to the object, (synchronously) invoking the affected event listeners in the appropriate order.
EventTarget.removeEventListener()
The removeEventListener() method of the EventTarget interface removes an event listener previously registered with EventTarget.addEventListener() from the target.
Event Time
The time an event occurred at its source, which may differ from when it reaches a processor.
Exactly-Once Processing
A processing guarantee that each input contributes once to the explicitly covered state or output despite retries.
excerpt_remove_blocks()
excerpt_remove_blocks(): Parses blocks out of a content string, and renders those appropriate for the excerpt.
EXIF
The Exchangeable Image File Format (EXIF) is a standard that specifies how metadata about a multimedia file can be embedded within the file.