Unpoly - Progressive enhancement for HTML

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Linking to fragments

Guides

Attributes and options

Targeting fragments

Handling all links and forms

Handling failed responses

Preloading links

Lazy loading content

Clicking non-interactive elements

HTML

[up-background]

[up-evict-cache]

[up-expire-cache]

[up-intersect-margin]

[up-revalidate]

[up-revalidate-preview]

[up-background]

[up-evict-cache]

[up-expire-cache]

[up-fail-focus]

[up-fail-history]

[up-fail-layer]

[up-fail-scroll]

[up-fail-target]

[up-focus-visible]

[up-late-delay]

[up-on-finished]

[up-on-offline]

[up-on-rendered]

[up-placeholder]

[up-revalidate]

[up-revalidate-preview]

[up-reveal-max]

[up-reveal-padding]

[up-reveal-snap]

[up-reveal-top]

[up-save-focus]

[up-save-scroll]

[up-scroll-behavior]

[up-transition]

[up-use-hungry]

[up-background]

[up-intersect-margin]

[up-preload-delay]

Events

up:deferred:load

up:link:preload

JavaScript

up.deferred.load()

up.link.config config

config.clickableSelectors

config.followSelectors

config.instantSelectors

config.noClickableSelectors

config.noFollowSelectors

config.noInstantSelectors

config.noPreloadSelectors

config.preloadDelay

config.preloadSelectors

up.link.followOptions()

up.link.isFollowable()

up.link.isSafe()

up.link.makeFollowable()

up.link.preload()

Custom JavaScript

Guides

Attaching data to elements

Migrating legacy JavaScripts

Handling changes in frontend code

HTML

Events

up:assets:changed

JavaScript

up.destructor()

up.script.config config

config.assetSelectors

config.noAssetSelectors

config.noScriptSelectors

config.scriptSelectors

Forms

Guides

Validating forms

Switching form state

Reactive server forms

Disabling forms while working

HTML

[up-autosubmit]

[up-watch-delay]

[up-watch-disable]

[up-watch-event]

[up-watch-feedback]

[up-watch-placeholder]

[up-watch-preview]

[up-disable-for]

[up-disable-for]

[up-enable-for]

[up-enable-for]

[up-form-group]

[up-background]

[up-evict-cache]

[up-expire-cache]

[up-fail-focus]

[up-fail-history]

[up-fail-layer]

[up-fail-scroll]

[up-fail-target]

[up-focus-visible]

[up-late-delay]

[up-on-finished]

[up-on-offline]

[up-on-rendered]

[up-placeholder]

[up-revalidate]

[up-revalidate-preview]

[up-reveal-max]

[up-reveal-padding]

[up-reveal-snap]

[up-reveal-top]

[up-save-focus]

[up-save-scroll]

[up-scroll-behavior]

[up-transition]

[up-use-hungry]

[up-switch-region]

[up-watch-delay]

[up-watch-event]

[up-validate-batch]

[up-validate-headers]

[up-validate-method]

[up-validate-params]

[up-validate-url]

[up-watch-delay]

[up-watch-disable]

[up-watch-event]

[up-watch-feedback]

[up-watch-placeholder]

[up-watch-preview]

[up-watch-delay]

[up-watch-event]

Events

up:form:validate

JavaScript

up.autosubmit()

up.form.config config

config.arrayParam

config.fieldSelectors

config.genericButtonSelectors

config.groupSelectors

config.noSubmitSelectors

config.submitButtonSelectors

config.submitSelectors

config.validateBatch

config.watchChangeEvents

config.watchInputDelay

config.watchInputEvents

up.form.fields()

up.form.group()

up.form.isField()

up.form.isSubmittable()

up.form.submitButtons()

up.form.submitOptions()

up.Params class

new up.Params()

up.Params#add()

up.Params#addAll()

up.Params#addField()

up.Params#clear()

up.Params#delete()

up.Params#get()

up.Params#getAll()

up.Params#getFirst()

up.Params#set()

up.Params#toArray()

up.Params#toFormData()

up.Params#toObject()

up.Params#toQuery()

up.Params#toURL()

up.Params.fromFields()

up.Params.fromForm()

up.Params.fromURL()

up.Params.stripURL()

Layers

Guides

Layer terminology

Opening overlays

Closing overlays

Subinteractions

Customizing overlays

HTML

[up-accept-event]

[up-accept-location]

[up-background]

[up-close-animation]

[up-close-duration]

[up-close-easing]

[up-dismiss-event]

[up-dismiss-location]

[up-dismissable]

[up-fail-history]

[up-late-delay]

[up-on-accepted]

[up-on-dismissed]

[up-on-finished]

[up-on-offline]

[up-on-rendered]

Events

up:layer:accept

up:layer:accepted

up:layer:dismiss

up:layer:dismissed

up:layer:location:changed

up:layer:opened

JavaScript

up.layer.accept()

up.layer.affix()

up.layer.config config

config.any.mainTargets

config.foreignOverlaySelectors

config.overlay.class

config.overlay.closeAnimation

config.overlay.closeDuration

config.overlay.closeEasing

config.overlay.dismissARIALabel

config.overlay.dismissLabel

config.overlay.history

config.overlay.openAnimation

config.overlay.openDuration

config.overlay.openEasing

config.overlay.trapFocus

config.root.mainTargets

up.layer.contains()

up.layer.context

up.layer.current

up.layer.dismiss()

up.layer.dismissOverlays()

up.layer.element

up.layer.emit()

up.layer.getAll()

up.layer.history

up.layer.isFront()

up.layer.isOverlay()

up.layer.isRoot()

up.layer.location

up.layer.open()

up.layer.overlays

up.layer.parent

up.modal.close()

up.modal.config

up.modal.contains()

up.modal.coveredUrl()

up.modal.extract()

up.modal.follow()

up.modal.isOpen()

up.modal.visit()

up.popup.attach()

up.popup.close()

up.popup.config

up.popup.contains()

up.popup.coveredUrl()

up.popup.isOpen()

up.Layer#accept()

up.Layer#affix()

up.Layer#ancestors

up.Layer#asCurrent()

up.Layer#contains()

up.Layer#context

up.Layer#descendants

up.Layer#dismiss()

up.Layer#element

up.Layer#emit()

up.Layer#history

up.Layer#isClosed()

up.Layer#isCurrent()

up.Layer#isFront()

up.Layer#isOpen()

up.Layer#isOverlay()

up.Layer#isRoot()

up.Layer#location

up.Layer#origin

up.Layer#parent

up.Layer#peel()

up.Layer#position

up.Layer#subtree

up.Layer#sync()

Fragment API

Guides

Providing HTML to render

Preserving elements

Render lifecycle

Skipping unnecessary rendering

Target derivation

HTML

Events

up:fragment:aborted

up:fragment:destroyed

up:fragment:inserted

up:fragment:keep

up:fragment:loaded

up:fragment:offline

up:template:clone

JavaScript

up.fragment.abort()

up.fragment.all()

up.fragment.closest()

up.fragment.config config

config.autoFocus

config.autoHistoryTargets

config.autoRevalidate

config.autoScroll

config.badTargetClasses

config.mainTargets

config.navigateOptions

config.normalizeKeepHTML

config.renderOptions

config.runScripts

config.skipResponse

config.targetDerivers

config.verifyDerivedTarget

up.fragment.contains()

up.fragment.etag()

up.fragment.first()

up.fragment.get()

up.fragment.isTargetable()

up.fragment.matches()

up.fragment.onAborted()

up.fragment.source()

up.fragment.subtree()

up.fragment.time()

up.fragment.toTarget()

up.template.clone()

up.RenderJob class

up.RenderJob#finished

up.RenderJob#renderOptions

up.RenderJob#then()

up.RenderResult class

up.RenderResult#fragment

up.RenderResult#fragments

up.RenderResult#layer

up.RenderResult#none

up.RenderResult#ok

up.RenderResult#renderOptions

up.RenderResult#target

Passive updates

Guides

Notification flashes

HTML

[up-transition]

[up-transition]

[up-placeholder]

Events

up:fragment:hungry

up:fragment:poll

JavaScript

up.radio.config config

config.hungrySelectors

config.noHungrySelectors

config.pollInterval

up.radio.startPolling()

up.radio.stopPolling()

Animation

Guides

Predefined animations

Predefined transitions

HTML

[up-transition]

[up-fail-transition]

[up-transition]

Events

up:motion:finish

JavaScript

up.motion.config config

config.duration

up.motion.finish()

up.motion.isEnabled()

up.transition()

Status effects

Guides

Navigation bars

Feedback classes

Optimistic rendering

HTML

[up-placeholder]

[up-placeholder]

JavaScript

up.status.config config

config.activeClasses

config.currentClasses

config.loadingClasses

config.navSelectors

config.noNavSelectors

up.Preview class

up.Preview#addClass()

up.Preview#disable()

up.Preview#ended

up.Preview#expiredResponse

up.Preview#fragment

up.Preview#hide()

up.Preview#hideContent()

up.Preview#insert()

up.Preview#layer

up.Preview#openLayer()

up.Preview#origin

up.Preview#params

up.Preview#removeClass()

up.Preview#renderOptions

up.Preview#request

up.Preview#revalidating

up.Preview#run()

up.Preview#setAttrs()

up.Preview#setStyle()

up.Preview#show()

up.Preview#showPlaceholder()

up.Preview#swapContent()

up.Preview#undo()

Network requests

Guides

Aborting requests

Handling network issues

Events

up:network:late

up:network:recover

up:request:aborted

up:request:load

up:request:loaded

up:request:offline

JavaScript

up.cache.alias()

up.cache.clear()

up.cache.evict()

up.cache.expire()

up.network.abort()

up.network.config config

config.autoCache

config.cacheEvictAge

config.cacheExpireAge

config.cacheSize

config.concurrency

config.evictCache

config.expireCache

config.lateDelay

config.progressBar

config.wrapMethod

up.network.isBusy()

up.network.isIdle()

up.network.loadPage()

up.proxy.clear()

up.proxy.preload()

up.Request class

up.Request#abort()

up.Request#background

up.Request#badResponseTime

up.Request#contentType

up.Request#context

up.Request#ended

up.Request#failContext

up.Request#failLayer

up.Request#failMode

up.Request#failTarget

up.Request#fragment

up.Request#fragments

up.Request#hash

up.Request#header()

up.Request#headers

up.Request#lateDelay

up.Request#layer

up.Request#loadPage()

up.Request#loadPage()

up.Request#method

up.Request#mode

up.Request#origin

up.Request#originMode

up.Request#params

up.Request#payload

up.Request#preload

up.Request#target

up.Request#then()

up.Request#timeout

up.Request#wrapMethod

up.Response class

up.Response#age

up.Response#contentType

up.Response#context

up.Response#etag

up.Response#expired

up.Response#getHeader()

up.Response#header()

up.Response#isError()

up.Response#isSuccess()

up.Response#json

up.Response#lastModified

up.Response#method

up.Response#status

up.Response#target

up.Response#text

up.Response#title

up.Response#url

up.Response#xhr

Events

Guides

HTML

[up-emit-props]

JavaScript

up.event.build()

up.event.halt()

up.event.inputDevice

up.event.nobodyPrevents()

up.event.onEscape()

Server protocol

Guides

Optimizing responses

Conditional requests

Content Security Policy

JavaScript

up.protocol.config config

config.cspNonce

config.csrfHeader

config.csrfParam

config.csrfToken

config.maxHeaderSize

config.methodParam

HTTP

If-Modified-Since

X-Up-Accept-Layer

X-Up-Clear-Cache

X-Up-Dismiss-Layer

X-Up-Evict-Cache

X-Up-Expire-Cache

X-Up-Fail-Context

X-Up-Fail-Target

X-Up-Open-Layer

X-Up-Origin-Mode

X-Up-Reload-From-Time

DOM helpers

Guides

HTML

JavaScript

up.element.affix()

up.element.all()

up.element.attr()

up.element.booleanAttr()

up.element.closest()

up.element.createFromHTML()

up.element.createFromSelector()

up.element.createNodesFromHTML()

up.element.first()

up.element.get()

up.element.hide()

up.element.isAttached()

up.element.isDetached()

up.element.isEmpty()

up.element.isVisible()

up.element.jsonAttr()

up.element.matches()

up.element.numberAttr()

up.element.remove()

up.element.replace()

up.element.setAttrs()

up.element.setStyle()

up.element.show()

up.element.style()

up.element.styleNumber()

up.element.subtree()

up.element.toggle()

up.element.toggleClass()

up.element.toSelector()

Scrolling and focus

Guides

Tuning the scroll behavior

Controlling focus

Focus ring visibility

Infinite scrolling

HTML

[up-anchored=right]

[up-fixed=bottom]

.up-focus-hidden

.up-focus-visible

.up-scrollbar-away

JavaScript

up.viewport.closest()

up.viewport.config config

config.anchoredRightSelectors

config.autoFocusVisible

config.fixedBottomSelectors

config.fixedTopSelectors

config.revealMax

config.revealPadding

config.revealSnap

config.revealTop

config.viewportSelectors

up.viewport.get()

up.viewport.restoreFocus()

up.viewport.restoreScroll()

up.viewport.root()

up.viewport.saveFocus()

up.viewport.saveScroll()

History

Guides

Updating history

Restoring history

History in overlays

Tracking page views

HTML

Events

up:location:changed

up:location:restore

JavaScript

up.history.config config

config.metaTagSelectors

config.noMetaTagSelectors

config.restoreTargets

config.updateMetaTags

up.history.isLocation()

up.history.location

up.history.previousLocation

up.history.push()

up.history.replace()

up.history.url()

Utility functions

Guides

JavaScript

up.util.assign()

up.util.compact()

up.util.contains()

up.util.copy.key

up.util.escapeHTML()

up.util.evalOption()

up.util.every()

up.util.except()

up.util.filter()

up.util.findResult()

up.util.flatMap()

up.util.flatten()

up.util.isArray()

up.util.isBlank()

up.util.isBlank.key

up.util.isBoolean()

up.util.isDefined()

up.util.isElement()

up.util.isEqual()

up.util.isEqual.key

up.util.isFunction()

up.util.isGiven()

up.util.isJQuery()

up.util.isList()

up.util.isMissing()

up.util.isNull()

up.util.isNumber()

up.util.isObject()

up.util.isPresent()

up.util.isPromise()

up.util.isString()

up.util.isUndefined()

up.util.merge()

up.util.microtask()

up.util.normalizeURL()

up.util.parseRelaxedJSON()

up.util.parseURL()

up.util.pickBy()

up.util.pluckKey()

up.util.presence()

up.util.reject()

up.util.remove()

up.util.timer()

up.util.times()

up.util.toArray()

up.util.uniqBy()

up.util.values()

up.util.wrapList()

Framework initialization

Guides

HTML

[up-boot=manual]

Events

up:framework:booted

JavaScript

up.framework.booted

up.framework.isSupported()

Logging

Guides

JavaScript

up.log.config config

up.log.disable()

up.log.enable()

/ ×

⏎ ENTER Full text search

Linking to fragments

Guides

Attributes and options

Targeting fragments

Handling all links and forms

Handling failed responses

Preloading links

Lazy loading content

Clicking non-interactive elements

HTML

[up-background]

[up-evict-cache]

[up-expire-cache]

[up-intersect-margin]

[up-revalidate]

[up-revalidate-preview]

[up-background]

[up-evict-cache]

[up-expire-cache]

[up-fail-focus]

[up-fail-history]

[up-fail-layer]

[up-fail-scroll]

[up-fail-target]

[up-focus-visible]

[up-late-delay]

[up-on-finished]

[up-on-offline]

[up-on-rendered]

[up-placeholder]

[up-revalidate]

[up-revalidate-preview]

[up-reveal-max]

[up-reveal-padding]

[up-reveal-snap]

[up-reveal-top]

[up-save-focus]

[up-save-scroll]

[up-scroll-behavior]

[up-transition]

[up-use-hungry]

[up-background]

[up-intersect-margin]

[up-preload-delay]

Events

up:deferred:load

up:link:preload

JavaScript

up.deferred.load()

up.link.config config

config.clickableSelectors

config.followSelectors

config.instantSelectors

config.noClickableSelectors

config.noFollowSelectors

config.noInstantSelectors

config.noPreloadSelectors

config.preloadDelay

config.preloadSelectors

up.link.followOptions()

up.link.isFollowable()

up.link.isSafe()

up.link.makeFollowable()

up.link.preload()

Custom JavaScript

Guides

Attaching data to elements

Migrating legacy JavaScripts

Handling changes in frontend code

HTML

Events

up:assets:changed

JavaScript

up.destructor()

up.script.config config

config.assetSelectors

config.noAssetSelectors

config.noScriptSelectors

config.scriptSelectors

Forms

Guides

Validating forms

Switching form state

Reactive server forms

Disabling forms while working

HTML

[up-autosubmit]

[up-watch-delay]

[up-watch-disable]

[up-watch-event]

[up-watch-feedback]

[up-watch-placeholder]

[up-watch-preview]

[up-disable-for]

[up-disable-for]

[up-enable-for]

[up-enable-for]

[up-form-group]

[up-background]

[up-evict-cache]

[up-expire-cache]

[up-fail-focus]

[up-fail-history]

[up-fail-layer]

[up-fail-scroll]

[up-fail-target]

[up-focus-visible]

[up-late-delay]

[up-on-finished]

[up-on-offline]

[up-on-rendered]

[up-placeholder]

[up-revalidate]

[up-revalidate-preview]

[up-reveal-max]

[up-reveal-padding]

[up-reveal-snap]

[up-reveal-top]

[up-save-focus]

[up-save-scroll]

[up-scroll-behavior]

[up-transition]

[up-use-hungry]

[up-switch-region]

[up-watch-delay]

[up-watch-event]

[up-validate-batch]

[up-validate-headers]

[up-validate-method]

[up-validate-params]

[up-validate-url]

[up-watch-delay]

[up-watch-disable]

[up-watch-event]

[up-watch-feedback]

[up-watch-placeholder]

[up-watch-preview]

[up-watch-delay]

[up-watch-event]

Events

up:form:validate

JavaScript

up.autosubmit()

up.form.config config

config.arrayParam

config.fieldSelectors

config.genericButtonSelectors

config.groupSelectors

config.noSubmitSelectors

config.submitButtonSelectors

config.submitSelectors

config.validateBatch

config.watchChangeEvents

config.watchInputDelay

config.watchInputEvents

up.form.fields()

up.form.group()

up.form.isField()

up.form.isSubmittable()

up.form.submitButtons()

up.form.submitOptions()

up.Params class

new up.Params()

up.Params#add()

up.Params#addAll()

up.Params#addField()

up.Params#clear()

up.Params#delete()

up.Params#get()

up.Params#getAll()

up.Params#getFirst()

up.Params#set()

up.Params#toArray()

up.Params#toFormData()

up.Params#toObject()

up.Params#toQuery()

up.Params#toURL()

up.Params.fromFields()

up.Params.fromForm()

up.Params.fromURL()

up.Params.stripURL()

Layers

Guides

Layer terminology

Opening overlays

Closing overlays

Subinteractions

Customizing overlays

HTML

[up-accept-event]

[up-accept-location]

[up-background]

[up-close-animation]

[up-close-duration]

[up-close-easing]

[up-dismiss-event]

[up-dismiss-location]

[up-dismissable]

[up-fail-history]

[up-late-delay]

[up-on-accepted]

[up-on-dismissed]

[up-on-finished]

[up-on-offline]

[up-on-rendered]

Events

up:layer:accept

up:layer:accepted

up:layer:dismiss

up:layer:dismissed

up:layer:location:changed

up:layer:opened

JavaScript

up.layer.accept()

up.layer.affix()

up.layer.config config

config.any.mainTargets

config.foreignOverlaySelectors

config.overlay.class

config.overlay.closeAnimation

config.overlay.closeDuration

config.overlay.closeEasing

config.overlay.dismissARIALabel

config.overlay.dismissLabel

config.overlay.history

config.overlay.openAnimation

config.overlay.openDuration

config.overlay.openEasing

config.overlay.trapFocus

config.root.mainTargets

up.layer.contains()

up.layer.context

up.layer.current

up.layer.dismiss()

up.layer.dismissOverlays()

up.layer.element

up.layer.emit()

up.layer.getAll()

up.layer.history

up.layer.isFront()

up.layer.isOverlay()

up.layer.isRoot()

up.layer.location

up.layer.open()

up.layer.overlays

up.layer.parent

up.modal.close()

up.modal.config

up.modal.contains()

up.modal.coveredUrl()

up.modal.extract()

up.modal.follow()

up.modal.isOpen()

up.modal.visit()

up.popup.attach()

up.popup.close()

up.popup.config

up.popup.contains()

up.popup.coveredUrl()

up.popup.isOpen()

up.Layer#accept()

up.Layer#affix()

up.Layer#ancestors

up.Layer#asCurrent()

up.Layer#contains()

up.Layer#context

up.Layer#descendants

up.Layer#dismiss()

up.Layer#element

up.Layer#emit()

up.Layer#history

up.Layer#isClosed()

up.Layer#isCurrent()

up.Layer#isFront()

up.Layer#isOpen()

up.Layer#isOverlay()

up.Layer#isRoot()

up.Layer#location

up.Layer#origin

up.Layer#parent

up.Layer#peel()

up.Layer#position

up.Layer#subtree

up.Layer#sync()

Fragment API

Guides

Providing HTML to render

Preserving elements

Render lifecycle

Skipping unnecessary rendering

Target derivation

HTML

Events

up:fragment:aborted

up:fragment:destroyed

up:fragment:inserted

up:fragment:keep

up:fragment:loaded

up:fragment:offline

up:template:clone

JavaScript

up.fragment.abort()

up.fragment.all()

up.fragment.closest()

up.fragment.config config

config.autoFocus

config.autoHistoryTargets

config.autoRevalidate

config.autoScroll

config.badTargetClasses

config.mainTargets

config.navigateOptions

config.normalizeKeepHTML

config.renderOptions

config.runScripts

config.skipResponse

config.targetDerivers

config.verifyDerivedTarget

up.fragment.contains()

up.fragment.etag()

up.fragment.first()

up.fragment.get()

up.fragment.isTargetable()

up.fragment.matches()

up.fragment.onAborted()

up.fragment.source()

up.fragment.subtree()

up.fragment.time()

up.fragment.toTarget()

up.template.clone()

up.RenderJob class

up.RenderJob#finished

up.RenderJob#renderOptions

up.RenderJob#then()

up.RenderResult class

up.RenderResult#fragment

up.RenderResult#fragments

up.RenderResult#layer

up.RenderResult#none

up.RenderResult#ok

up.RenderResult#renderOptions

up.RenderResult#target

Passive updates

Guides

Notification flashes

HTML

[up-transition]

[up-transition]

[up-placeholder]

Events

up:fragment:hungry

up:fragment:poll

JavaScript

up.radio.config config

config.hungrySelectors

config.noHungrySelectors

config.pollInterval

up.radio.startPolling()

up.radio.stopPolling()

Animation

Guides

Predefined animations

Predefined transitions

HTML

[up-transition]

[up-fail-transition]

[up-transition]

Events

up:motion:finish

JavaScript

up.motion.config config

config.duration

up.motion.finish()

up.motion.isEnabled()

up.transition()

Status effects

Guides

Navigation bars

Feedback classes

Optimistic rendering

HTML

[up-placeholder]

[up-placeholder]

JavaScript

up.status.config config

config.activeClasses

config.currentClasses

config.loadingClasses

config.navSelectors

config.noNavSelectors

up.Preview class

up.Preview#addClass()

up.Preview#disable()

up.Preview#ended

up.Preview#expiredResponse

up.Preview#fragment

up.Preview#hide()

up.Preview#hideContent()

up.Preview#insert()

up.Preview#layer

up.Preview#openLayer()

up.Preview#origin

up.Preview#params

up.Preview#removeClass()

up.Preview#renderOptions

up.Preview#request

up.Preview#revalidating

up.Preview#run()

up.Preview#setAttrs()

up.Preview#setStyle()

up.Preview#show()

up.Preview#showPlaceholder()

up.Preview#swapContent()

up.Preview#undo()

Network requests

Guides

Aborting requests

Handling network issues

Events

up:network:late

up:network:recover

up:request:aborted

up:request:load

up:request:loaded

up:request:offline

JavaScript

up.cache.alias()

up.cache.clear()

up.cache.evict()

up.cache.expire()

up.network.abort()

up.network.config config

config.autoCache

config.cacheEvictAge

config.cacheExpireAge

config.cacheSize

config.concurrency

config.evictCache

config.expireCache

config.lateDelay

config.progressBar

config.wrapMethod

up.network.isBusy()

up.network.isIdle()

up.network.loadPage()

up.proxy.clear()

up.proxy.preload()

up.Request class

up.Request#abort()

up.Request#background

up.Request#badResponseTime

up.Request#contentType

up.Request#context

up.Request#ended

up.Request#failContext

up.Request#failLayer

up.Request#failMode

up.Request#failTarget

up.Request#fragment

up.Request#fragments

up.Request#hash

up.Request#header()

up.Request#headers

up.Request#lateDelay

up.Request#layer

up.Request#loadPage()

up.Request#loadPage()

up.Request#method

up.Request#mode

up.Request#origin

up.Request#originMode

up.Request#params

up.Request#payload

up.Request#preload

up.Request#target

up.Request#then()

up.Request#timeout

up.Request#wrapMethod

up.Response class

up.Response#age

up.Response#contentType

up.Response#context

up.Response#etag

up.Response#expired

up.Response#getHeader()

up.Response#header()

up.Response#isError()

up.Response#isSuccess()

up.Response#json

up.Response#lastModified

up.Response#method

up.Response#status

up.Response#target

up.Response#text

up.Response#title

up.Response#url

up.Response#xhr

Events

Guides

HTML

[up-emit-props]

JavaScript

up.event.build()

up.event.halt()

up.event.inputDevice

up.event.nobodyPrevents()

up.event.onEscape()

Server protocol

Guides

Optimizing responses

Conditional requests

Content Security Policy

JavaScript

up.protocol.config config

config.cspNonce

config.csrfHeader

config.csrfParam

config.csrfToken

config.maxHeaderSize

config.methodParam

HTTP

If-Modified-Since

X-Up-Accept-Layer

X-Up-Clear-Cache

X-Up-Dismiss-Layer

X-Up-Evict-Cache

X-Up-Expire-Cache

X-Up-Fail-Context

X-Up-Fail-Target

X-Up-Open-Layer

X-Up-Origin-Mode

X-Up-Reload-From-Time

DOM helpers

Guides

HTML

JavaScript

up.element.affix()

up.element.all()

up.element.attr()

up.element.booleanAttr()

up.element.closest()

up.element.createFromHTML()

up.element.createFromSelector()

up.element.createNodesFromHTML()

up.element.first()

up.element.get()

up.element.hide()

up.element.isAttached()

up.element.isDetached()

up.element.isEmpty()

up.element.isVisible()

up.element.jsonAttr()

up.element.matches()

up.element.numberAttr()

up.element.remove()

up.element.replace()

up.element.setAttrs()

up.element.setStyle()

up.element.show()

up.element.style()

up.element.styleNumber()

up.element.subtree()

up.element.toggle()

up.element.toggleClass()

up.element.toSelector()

Scrolling and focus

Guides

Tuning the scroll behavior

Controlling focus

Focus ring visibility

Infinite scrolling

HTML

[up-anchored=right]

[up-fixed=bottom]

.up-focus-hidden

.up-focus-visible

.up-scrollbar-away

JavaScript

up.viewport.closest()

up.viewport.config config

config.anchoredRightSelectors

config.autoFocusVisible

config.fixedBottomSelectors

config.fixedTopSelectors

config.revealMax

config.revealPadding

config.revealSnap

config.revealTop

config.viewportSelectors

up.viewport.get()

up.viewport.restoreFocus()

up.viewport.restoreScroll()

up.viewport.root()

up.viewport.saveFocus()

up.viewport.saveScroll()

History

Guides

Updating history

Restoring history

History in overlays

Tracking page views

HTML

Events

up:location:changed

up:location:restore

JavaScript

up.history.config config

config.metaTagSelectors

config.noMetaTagSelectors

config.restoreTargets

config.updateMetaTags

up.history.isLocation()

up.history.location

up.history.previousLocation

up.history.push()

up.history.replace()

up.history.url()

Utility functions

Guides

JavaScript

up.util.assign()

up.util.compact()

up.util.contains()

up.util.copy.key

up.util.escapeHTML()

up.util.evalOption()

up.util.every()

up.util.except()

up.util.filter()

up.util.findResult()

up.util.flatMap()

up.util.flatten()

up.util.isArray()

up.util.isBlank()

up.util.isBlank.key

up.util.isBoolean()

up.util.isDefined()

up.util.isElement()

up.util.isEqual()

up.util.isEqual.key

up.util.isFunction()

up.util.isGiven()

up.util.isJQuery()

up.util.isList()

up.util.isMissing()

up.util.isNull()

up.util.isNumber()

up.util.isObject()

up.util.isPresent()

up.util.isPromise()

up.util.isString()

up.util.isUndefined()

up.util.merge()

up.util.microtask()

up.util.normalizeURL()

up.util.parseRelaxedJSON()

up.util.parseURL()

up.util.pickBy()

up.util.pluckKey()

up.util.presence()

up.util.reject()

up.util.remove()

up.util.timer()

up.util.times()

up.util.toArray()

up.util.uniqBy()

up.util.values()

up.util.wrapList()

Framework initialization

Guides

HTML

[up-boot=manual]

Events

up:framework:booted

JavaScript

up.framework.booted

up.framework.isSupported()

Logging

Guides

JavaScript

up.log.config config

up.log.disable()

up.log.enable()

Made by Henning Koch

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