Glossary Index

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Showing 1–21 of 21 terms.
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21 terms
validate_file()
validate_file(): Validates a file name and path against an allowed set of rules.
valid_unicode()
valid_unicode(): Determines if a Unicode codepoint is valid.
Value
In the context of data or an object wrapper around that data, the value is the primitive value that the object wrapper contains.
vector-effect
The vector-effect CSS property suppresses specific transformation effects in SVG, thus permitting effects like a road on a map staying the same width no matter how the map is zoomed, or allowing a diagram key to retain its position and size regardless of…
Vector Clock
A set of participant counters used to distinguish causal ordering from concurrent events.
Vendor prefix
Browser vendors used to add prefixes to experimental or nonstandard CSS properties and JavaScript APIs, so developers could experiment with new ideas.
version_compare()
version_compare() — Compares two "PHP-standardized" version number strings.
vertical-align
The vertical-align CSS shorthand property sets the vertical alignment of an inline, inline-block, or table-cell box.
view-timeline
The view-timeline CSS shorthand property defines a named view progress timeline's name, direction, and inset values.
view-timeline-axis
The view-timeline-axis CSS property specifies the scroll direction to be used for a named view progress timeline.
view-timeline-inset
The view-timeline-inset CSS property is used to specify one or two values representing an adjustment to the position of the scrollport (see Scroll container for more details) in which the subject element of a named view progress timeline animation is…
view-timeline-name
The view-timeline-name CSS property specifies the names of one or more named view progress timelines associated with the element.
view-transition-class
The view-transition-class CSS property provides the selected elements with one or more identifying classes (custom-idents), providing an additional method of styling the view transitions for those elements.
view-transition-name
The view-transition-name CSS property specifies the view transition snapshot that selected elements will participate in.
Viewport
In computer graphics, a viewport represents a polygonal (normally rectangular) area that is currently being viewed.
visibility
The visibility CSS property shows or hides an element without changing the layout of a document.
Visual viewport
The portion of the viewport that is currently visible is called the visual viewport.
Void element
A void element is an element in HTML that cannot have any child nodes (i.e., nested elements or text nodes).
VoIP
VoIP (Voice over Internet Protocol) is a technology used to transmit voice messages over IP (Internet Protocol) networks.
Vultr
Vultr provides cloud infrastructure that can host WordPress applications and related services.