Glossary Index

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Showing 1,351–1,400 of 2,660 terms.
I
118 terms
Intl.NumberFormat.prototype.resolvedOptions()
The resolvedOptions() method of Intl.NumberFormat instances returns a new object with properties reflecting the options computed during initialization of this NumberFormat object.
Intl.NumberFormat.supportedLocalesOf()
The Intl.NumberFormat.supportedLocalesOf() static method returns an array containing those of the provided locales that are supported in number formatting without having to fall back to the runtime's default locale.
Intl.supportedValuesOf()
The Intl.supportedValuesOf() static method returns an array containing the supported calendar, collation, currency, numbering systems, or unit values supported by the implementation.
Intrinsic size
In CSS, the intrinsic size of an element is the size it would have based purely on its content, without taking into account the effects of the layout context it appears in.
intval()
intval() — Get the integer value of a variable.
isFinite()
The isFinite() function determines whether a value is finite, first converting the value to a number if necessary.
isNaN()
The isNaN() function determines whether a value is NaN, first converting the value to a number if necessary.
iso8601_to_datetime()
iso8601_to_datetime(): Given an ISO 8601 (YmdTH:i:sO) date, returns a MySQL DateTime (Y-m-d H:i:s) format used by post_date[_gmt].
isolation
The isolation CSS property determines whether an element must create a new stacking context.
is_a()
is_a() — Checks whether the object is of a given type or subtype.
is_active_widget()
is_active_widget(): Determines whether a given widget is displayed on the front end.
is_archive()
is_archive(): Determines whether the query is for an existing archive page.
is_attachment()
is_attachment(): Determines whether the query is for an existing attachment page.
is_author()
is_author(): Determines whether the query is for an existing author archive page.
is_callable()
is_callable() — Verify that a value can be called as a function from the current scope.
is_category()
is_category(): Determines whether the query is for an existing category archive page.
is_day()
is_day(): Determines whether the query is for an existing day archive.
is_dir()
is_dir() — Tells whether the filename is a directory.
is_file()
is_file() — Tells whether the filename is a regular file.
is_front_page()
is_front_page(): Determines whether the query is for the front page of the site.
is_gd_image()
is_gd_image(): Determines whether the value is an acceptable type for GD image functions.
is_home()
is_home(): Determines whether the query is for the blog homepage.
is_iterable()
is_iterable() — Verify that the contents of a variable is an iterable value.
is_main_site()
is_main_site(): Determines whether a site is the main site of the current network.
is_new_day()
is_new_day(): Determines whether the publish date of the current post in the loop is different from the publish date of the previous post in the loop.
is_object_in_term()
is_object_in_term(): Determines if the given object is associated with any of the given terms.
is_page()
is_page(): Determines whether the query is for an existing single page.
is_page_template()
is_page_template(): Determines whether the current post uses a page template.
is_post_type_archive()
is_post_type_archive(): Determines whether the query is for an existing post type archive page.
is_privacy_policy()
is_privacy_policy(): Determines whether the query is for the Privacy Policy page.
is_protected_meta()
is_protected_meta(): Determines whether a meta key is considered protected.
is_serialized()
is_serialized(): Checks value to find if it was serialized.
is_single()
is_single(): Determines whether the query is for an existing single post.
is_singular()
is_singular(): Determines whether the query is for an existing single post of any post type (post, attachment, page, custom post types).
is_sticky()
is_sticky(): Determines whether a post is sticky.
is_subclass_of()
is_subclass_of() — Checks if the object has this class as one of its parents or implements it.
is_tag()
is_tag(): Determines whether the query is for an existing tag archive page.
is_tax()
is_tax(): Determines whether the query is for an existing custom taxonomy archive page.
is_utf8_charset()
is_utf8_charset(): Indicates if a given slug for a character set represents the UTF-8 text encoding.
J
17 terms
JavaScript
JavaScript is a programming language used to implement interactive behavior in web pages and in non-browser runtimes.
JavaScript engine
JavaScript engines are interpreters that parse and execute JavaScript code.
Jitter
Jitter is the term used in computer networking to refer to packet delay variation — the variance in the rate at which packets arrive at a destination (the average of the squared difference from the mean packet arrival rate).
JPEG
JPEG (Joint Photographic Experts Group) is a commonly used method of lossy compression for digital images.