triple-underscore.github.io/HTML-global-api-ja.html at master · triple-underscore/triple-underscore.github.io · GitHub

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<!DOCTYPE html><html lang="ja"><head><meta charset="utf-8">
<title>HTML Standard — Web application APIs（日本語訳）</title>

<link rel="stylesheet" href="common.css" type="text/css">
<link rel="stylesheet" href="common-whatwg.css" type="text/css">

<style>
.arg-list {
	display: block;
	padding-left: 2em;
	white-space: pre-line;
}
</style>

<script src="common0.js"></script>
<script src="common1.js" async></script>


<script>

Util.ready = function(){
	const source_data = {
		toc_main: 'MAIN',
		generate: expand
	};
	Util.switchWordsInit(source_data);
}

function expand(){
	const class_map = this.class_map;
	const tag_map = this.tag_map;
	const link_map = this.link_map;

	return this.html.replace(
		/%[\w\-~一-鿆あ-ん]+|`(.+?)([$@\^])(\w*)/g,
		create_html
	);

	function create_html(match, key, indicator, klass){

if(!key) {//%
	return `<var>${match.slice(1)}</var>`;
}

let href = '';
let href1 = '';
{
	const n = key.indexOf('＠');
	if(n > 0) {
		href1 = key.slice(n + 1);
		key = key.slice(0, n);
	}
}
let text = key;

switch(klass){
case 'r':
	text = `[${key}]`;
	href = `HTML-references.html#refs${key}`;
	break;
case 'l':
	text = `"<code class="literal">${text}</code>"`;
	break;
case 'm':
case 'hd':
case 'iD':
	const n = text.indexOf('(');
	if(n > 0){
		key = text.slice(0, n);
		text = key + text.slice(n).replace(/\w+/g, '<var>$&</var>');
	}
	break;
case 'sc': // url scheme
	text += ':';
	break;
case 'sl':
	text = `[[${text}]]`;
	break;
case 'U':
	text = `U+${key}`;
	break;
case 'en':
	return `<span lang="en">${key}</span>`;
	break;
}

let tag = tag_map[klass];
if(tag) {
	let classname = class_map[klass];
	classname = classname ? ` class="${classname}"` : '';
	text = `<${tag}${classname}>${text}</${tag}>`;
}

if(indicator !== '^'){
	href = href1 || link_map[ klass ? `${klass}.${key}` : key ] || href;
	if(!href){
		console.log(match); // check error
		return match;
	}

	switch(indicator){
	case '$':
		text = `<a href="${href}">${text}</a>`;
		break;
	case '@':
		text = `<dfn id="${href.slice(1)}">${text}</dfn>`;
		break;
	}
}

return text;


	}
}

</script>


<script type="text/plain" id="_source_data">


●●options

spec_date:2026-06-03
trans_update:2026-06-10
source_checked:240712
page_state_key:HTML
spec_status:LS
original_url:https://html.spec.whatwg.org/multipage/webappapis.html
	abbr_url:HTMLGAPI
nav_prev:WAPI
nav_next:HTMLdynamic
trans_1st_pub:2016-07-23


●●class_map
e:element
a:attr
et:event-type
sc:scheme
jA:abstract
sl:js-slot
h:header
E:error
U:code-point
cn:cp-name
p:property
v:value

●●tag_map
I:code
E:code
m:code
mb:code
hd:code
iD:code
c:code
s:samp
e:code
a:code
sc:code
et:code
p:code
v:code
h:code
jA:span
U:span
cn:span
sl:span
V:var
i:i
em:em

●●original_urls
dynamic-markup-insertion:https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html
timers:https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html
microtask-queuing:https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html
user-prompts:https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html
system-state-and-capabilities:https://html.spec.whatwg.org/multipage/system-state.html
images-2:https://html.spec.whatwg.org/multipage/imagebitmap-and-animations.html
animation-frames:https://html.spec.whatwg.org/multipage/imagebitmap-and-animations.html

●●original_id_map

dom-window-alert-noargs:dom-alert-noargs
dom-window-alert:dom-alert
dom-window-confirm:dom-confirm
dom-window-print:dom-print
dom-window-prompt:dom-prompt

●●mdn_urls
windoworworkerglobalscope:API/WindowOrWorkerGlobalScope
	timerhandler:API/TimerHandler
framerequestcallback:API/FrameRequestCallback
	animationframeprovider:API/AnimationFrameProvider
imagedata:API/ImageData
imagebitmap:API/ImageBitmap
	colorspaceconversion:API/ColorSpaceConversion
	imagebitmapoptions:API/ImageBitmapOptions
	imagebitmapsource:API/ImageBitmapSource
	imageorientation:API/ImageOrientation
	premultiplyalpha:API/PremultiplyAlpha
	resizequality:API/ResizeQuality


●●link_map
	●IDL
Serializable:~HTMLcloning#serializable
Transferable:~HTMLcloning#transferable

E.NotSupportedError:~WEBIDL#notsupportederror
E.IndexSizeError:~WEBIDL#indexsizeerror
E.InvalidCharacterError:~WEBIDL#invalidcharactererror
E.InvalidStateError:~WEBIDL#invalidstateerror
E.DataCloneError:~WEBIDL#datacloneerror
E.RangeError:~TC39#sec-native-error-types-used-in-this-standard-rangeerror

Promise:~WEBIDL#idl-promise
VoidFunction:~WEBIDL#VoidFunction
I.Function:~WEBIDL#Function
	~WEBIDL#common-Function

I.Document:~HTMLdom#document
文書:~HTMLdom#the-document-object
I.Window:~WINDOW#window
I.WindowProxy:~HTMLWPROXY#windowproxy
I.WorkerGlobalScope:~WORKERS#workerglobalscope
I.WindowOrWorkerGlobalScope:#windoworworkerglobalscope
I.TimerHandler:#timerhandler
I.DOMException:~WEBIDL#idl-DOMException
I.FrameRequestCallback:#framerequestcallback
I.AnimationFrameProvider:#animationframeprovider
I.DOMHighResTimeStamp:~HRTIME#typedefdef-domhighrestimestamp
I.DedicatedWorkerGlobalScope:~WORKERS#dedicatedworkerglobalscope
I.OffscreenCanvas:~HEcanvas#offscreencanvas
I.StructuredSerializeOptions:~HTMLcomms#structuredserializeoptions
I.TrustedScript:~TRUSTED-TYPES#trustedscript

jA.EnsureCSPDoesNotBlockStringCompilation:~CSP3#can-compile-strings
jA.IsDetachedBuffer:~TC39#sec-isdetachedbuffer

et.afterprint:~HTMLindex#event-afterprint
et.beforeprint:~HTMLindex#event-beforeprint

m.~alert0:#dom-window-alert-noargs
m.alert:#dom-window-alert
m.confirm:#dom-window-confirm
m.print:#dom-window-print
m.prompt:#dom-window-prompt

m.cancelAnimationFrame:#animationframeprovider-cancelanimationframe
m.requestAnimationFrame:#dom-animationframeprovider-requestanimationframe

m.atob:#dom-atob
m.btoa:#dom-btoa

m.clearInterval:#dom-clearinterval
m.clearTimeout:#dom-cleartimeout
m.setInterval:#dom-setinterval
m.setTimeout:#dom-settimeout

m.queueMicrotask:#dom-queuemicrotask

m.isSecureContext:#dom-issecurecontext
m.crossOriginIsolated:#dom-crossoriginisolated
m.origin:#dom-origin
m.reportError:~WAPI#dom-reporterror

m.structuredClone:~HTMLcloning#dom-structuredclone

	●IDL（ImageBitmap
I.Uint8ClampedArray:~WEBIDL#idl-Uint8ClampedArray
I.Float16Array:~WEBIDL#idl-Float16Array
I.Blob:~FILEAPI#blob
I.CanvasImageSource:~HEcanvas#canvasimagesource
I.ColorSpaceConversion:#colorspaceconversion
I.ImageData:#imagedata
I.ImageDataArray:#imagedataarray
I.ImageDataPixelFormat:#imagedatapixelformat
I.ImageDataSettings:#imagedatasettings
I.ImageBitmap:#imagebitmap
I.ImageBitmapOptions:#imagebitmapoptions
I.ImageBitmapSource:#imagebitmapsource
I.ImageOrientation:#imageorientation
I.PredefinedColorSpace:~HEcanvas#predefinedcolorspace
I.PremultiplyAlpha:#premultiplyalpha
I.ResizeQuality:#resizequality
I.VideoFrame:~WEBCODECS#videoframe-interface

m.NETWORK_EMPTY:~HEmedia#dom-media-network_empty
m.close:#dom-imagebitmap-close
m.colorSpaceConversion:#dom-imagebitmapoptions-colorspaceconversion
m.createImageBitmap:#dom-createimagebitmap
m.height:#dom-imagebitmap-height
m.imageOrientation:#dom-imagebitmapoptions-imageorientation
m.networkState:~HEmedia#dom-media-networkstate
m.premultiplyAlpha:#dom-imagebitmapoptions-premultiplyalpha
m.resizeWidth:#dom-imagebitmapoptions-resizewidth
m.resizeHeight:#dom-imagebitmapoptions-resizeheight
m.resizeQuality:#dom-imagebitmapoptions-resizequality
m.type:~FILEAPI#dfn-type
m.width:#dom-imagebitmap-width
m.requestIdleCallback:~REQUESTIDLECALLBACK#the-requestidlecallback-method
m.fetch:~FETCH#dom-global-fetch

iD.new ImageData:#dom-imagedata
	＠#dom-imagedata-with-data
iD.data:#dom-imagedata-data
iD.height:#dom-imagedata-height
iD.width:#dom-imagedata-width
iD.colorSpace:#dom-imagedata-colorspace
iD.pixelFormat:#dom-imagedata-pixelformat

mb.colorSpace:#dom-imagedatasettings-colorspace
mb.pixelFormat:#dom-imagedatasettings-pixelformat

e.canvas:~HEcanvas#the-canvas-element
e.img:~HEimages#the-img-element
e.video:~HEmedia#the-video-element
e.script:~HEscripting#the-script-element

l.rgba-unorm8:#dom-imagedatapixelformat-rgba-unorm8
l.rgba-float16:#dom-imagedatapixelformat-rgba-float16

l.default:#dom-premultiplyalpha-default
l.flipY:#dom-imageorientation-flipy
l.high:#dom-resizequality-high
l.low:#dom-resizequality-low
l.medium:#dom-resizequality-medium
l.pixelated:#dom-resizequality-pixelated
l.premultiply:#dom-premultiplyalpha-premultiply
l.~default0:#dom-colorspaceconversion-default
l.~none0:#dom-colorspaceconversion-none
l.none:#dom-premultiplyalpha-none
l.from-image:#dom-imageorientation-from-image
	不要）l.none:#dom-imagebitmapoptions-imageorientation-none
	＠~HEcanvas#dom-predefinedcolorspace-srgb

V.~resize横幅:#_resizewidth
V.~resize縦幅:#_resizeheight

h.Cross-Origin-Opener-Policy:~ORIGIN#cross-origin-opener-policy-2
h.Cross-Origin-Embedder-Policy:~ORIGIN#cross-origin-embedder-policy


	●用語
~animation~frame~callback識別子:#animation-frame-callback-identifier

単純~dialogを示せない:#cannot-show-simple-dialogs
~setTimeout-setIntervalが返した~IDから一意な~keyへの~map:#map-of-settimeout-and-setinterval-ids
作動中な~timer群が成す~map:#map-of-active-timers
手続きを~timeout後に走らす:#run-steps-after-a-timeout

~animation~frame~callback~map:#list-of-animation-frame-callbacks
~target~obj:#concept-animationframeprovider-target-object
~supportされて:#concept-animationframeprovider-supported
所有者~集合:~WORKERS#concept-WorkerGlobalScope-owner-set

文字列を任意選択で切落す:#optionally-truncate-a-simple-dialog-string
doc.読込んだとき印刷するか:#print-when-loaded
文書を印刷する手続き:#printing-steps
各~animation~frame~callbackを走らす:#run-the-animation-frame-callbacks
~timer初期化~手続き:#timer-initialisation-steps
~timerの入子ng~level:#timer-nesting-level
~timer~task~source:#timer-task-source

	●用語（HTML
一意かつ内部的な値:~HTMLcms#unique-internal-value
新たな一意かつ内部的な値:~HTMLcms#new-unique-internal-value

~task~source:~WAPI#task-source
~task:~WAPI#concept-task
大域~taskを~queueする:~WAPI#queue-a-global-task
小task:~WAPI#microtask
小task~queue:~WAPI#microtask-queue
小taskを~queueする:~WAPI#queue-a-microtask
現在~走っている~task:~WAPI#currently-running-task
関連な~realm:~WAPI#concept-relevant-realm
関連な大域~obj:~WAPI#concept-relevant-global
関連な設定群~obj:~WAPI#relevant-settings-object
入口~設定群~obj:~WAPI#entry-settings-object
静止する:~WAPI#pause
古典~scriptを走らす:~WAPI#run-a-classic-script
古典~scriptを作成する:~WAPI#creating-a-classic-script
~module~script:~WAPI#module-script
例外を報告する:~WAPI#report-an-exception
関連な~agent:~WAPI#relevant-agent
~event~loop:~WAPI#event-loop
aG.~event~loop:~WAPI#concept-agent-event-loop
enV.~secureな文脈:~WAPI#secure-context
enV.生成元:~WAPI#concept-settings-object-origin
enV.~top-level生成元:~WAPI#concept-environment-top-level-origin
enV.非同一-生成元~能力は隔離されるか？:~WAPI#concept-settings-object-cross-origin-isolated-capability
enV.~API用~基底~URL:~WAPI#api-base-url
stt.~scriptingは不能化されて:~WAPI#concept-environment-noscript
作動中な~script:~WAPI#active-script
既定の~script~fetch~option群:~WAPI#default-script-fetch-options
~script~fetch~option群:~WAPI#script-fetch-options
sC.基底~URL:~WAPI#concept-script-base-url
sC.~fetch~option群:#concept-script-script-fetch-options
sfO.暗号用~nonce:~WAPI#concept-script-fetch-options-nonce
sfO.完全性~metadata:~WAPI#concept-script-fetch-options-integrity
sfO.構文解析器~metadata:~WAPI#concept-script-fetch-options-parser
sfO.資格証~mode:~WAPI#concept-script-fetch-options-credentials
sfO.~referrer施策:~WAPI#concept-script-fetch-options-referrer-policy
sfO.~fetch優先度:~WAPI#concept-script-fetch-options-fetch-priority

子~navigable:~HTMLds#child-navigable
nav.作動中な文書:~HTMLds#nav-document
全部的に作動中:~HTMLds#fully-active

結付けられた文書:~WINDOW#concept-document-window
~window:~WINDOW#the-window-object

作動中な~sandbox法~flag集合:~ORIGIN#active-sandboxing-flag-set
~sandbox化( ~modal )~flag:~ORIGIN#sandboxed-modals-flag
生成元:~ORIGIN#concept-origin
同一-生成元:~ORIGIN#same-origin
同じ生成元~domain:~ORIGIN#same-origin-domain
生成元を直列化する:~ORIGIN#ascii-serialisation-of-an-origin
生成元を抽出する手続き:~ORIGIN#extract-an-origin

~unload~counter:~HTMLlifecycle#unload-counter
終了n入子ng~level:~HTMLlifecycle#termination-nesting-level

~media~data:~HEmedia#media-data
~media要素:~HEmedia#media-element

引数は生成元cleanでない:~HEcanvas#the-image-argument-is-not-origin-clean
画像~引数は利用-可能か検査する:~HEcanvas#check-the-usability-of-the-image-argument

物理-形を得する:~HTMLrendering#obtain-a-physical-form

~load後~task用に準備済み:~HTMLparsing#ready-for-post-load-tasks

	●用語（外部
実装定義:~INFRA#implementation-defined

~forgiving-base64復号する:~INFRA#forgiving-base64-decode
~forgiving-base64符号化する:~INFRA#forgiving-base64-encode
同型に符号化する:~INFRA#isomorphic-encode
改行文字を正規化する:~INFRA#normalize-newlines
連結する:~INFRA#string-concatenate
有順序~map:~INFRA#ordered-map
map.~key:~INFRA#map-key
map.値:~INFRA#map-value
map.~key群:~INFRA#map-getting-the-keys
	~NEQ ε:~INFRA#map-exists
	~SET:~INFRA#map-set

新たな~obj:~WEBIDLjs#new

並列的:~HTMLINFRA#in-parallel
l.cross-origin-isolated:~HTMLINFRA#cross-origin-isolated-feature

~surrounding~agent:~TC39#surrounding-agent
c.eval():~TC39#sec-eval-x
c.import():~TC39#sec-import-calls
~JS実行~文脈~stack:~TC39#execution-context-stack
~realm:~TC39#sec-code-realms

~callback関数を呼出す:~WEBIDLjs#invoke-a-callback-function
	~callback this 値:~WEBIDLjs#dfn-callback-this-value
BS.~byte長さ:~WEBIDLjs#buffersource-byte-length
~buffer~sourceを作成する:~WEBIDLjs#_buffersource-create

現在の高分解能~時刻:~HRTIME#dfn-current-high-resolution-time

~timer~handler用に計時~報を記録する:~LONGAF#record-timing-info-for-timer-handler

信用-済みな型に準拠な文字列を取得する:~TRUSTED-TYPES#get-trusted-type-compliant-string

	●ImageBitmap
~bitmap~dataを取得する:#_get-a-bitmap-data-from-image
代表する~bitmap~data:#_get-a-bitmap-data-from-animated-image
~bitmap~task~source:#bitmap-task-source

矩形な~bitmapを表現する:#concept-imagedata-bitmap-representation
画像~dataを初期化する:#initialize-an-imagedata-object
~bitmap~data:#concept-imagebitmap-bitmap-data
~source矩形に切抜いて整形する:#cropped-to-the-source-rectangle-with-formatting
全部的に復号-可能:#concept-imagebitmap-good

url.生成元:~URL1#concept-url-origin

~CSS~pixel:~CSSVAL#px
透明な黒:~CSSCOLOR#transparent-black

sl.Detached:~HTMLcloning#detached

~SVG-image:~SVGembedded#elementdef-image
現在の再生位置:~HEmedia#current-playback-position
	:~HTMLdep#file-error-read
画像を特定的に~sniffするための規則:~MIMESNIFF#rules-for-sniffing-images-specifically
生来な~size:~CSSIMAGE#natural-size
生来な寸法:~CSSIMAGE#natural-dimensions
生来な縦幅:~CSSIMAGE#natural-height
生来な横幅:~CSSIMAGE#natural-width

video.生来な縦幅:~HEmedia#concept-video-intrinsic-height
video.生来な横幅:~HEmedia#concept-video-intrinsic-width

~media資源:~HEmedia#media-resource
生成元cleanか:~HEcanvas#concept-canvas-origin-clean

~eventを発火する:~DOM4#concept-event-fire

新たな~promise:~WEBIDLjs#a-new-promise
却下される~promise:~WEBIDLjs#a-promise-rejected-with
~promiseを却下する:~WEBIDLjs#reject
~promiseを解決する:~WEBIDLjs#resolve

転送-可能:~HTMLcloning#transferable-objects
転送-手続き:~HTMLcloning#transfer-steps
転送-受信-時の手続き:~HTMLcloning#transfer-receiving-steps
直列化-可能:~HTMLcloning#serializable-objects
直列化~手続き:~HTMLcloning#serialization-steps
逆直列化~手続き:~HTMLcloning#deserialization-steps
下位-逆直列化:~HTMLcloning#sub-deserialization
下位-直列化:~HTMLcloning#sub-serialization

~WebDriver-BiDi利用者~promptが閉じられた:~WEBDRIVER-BIDI#webdriver-bidi-user-prompt-closed
~WebDriver-BiDi利用者~promptが開かれた:~WEBDRIVER-BIDI#webdriver-bidi-user-prompt-opened


●●words_table1
WEBDRIVER-BIDI:https://w3c.github.io/webdriver-bidi/

none0:none
none1:none
default0:default
alert0:alert

SVG-image:SVG <code class="element">image</code>


●●words_table

	●データ型／操作／IDL
Record:
内包-:include::~

	~~整数:number
	数:number
	実数:number
	in 〜s:〜数
	挿入-時:insertion
	順序:ordering
	列挙~値:enum value

	●処理一般／環境／task
小task:microtask::小 task:小タスク
入口:entry::~
compile::::コンパイル
	compilation
load:
	~load後:post-load
unload:
surrounding:
停滞-:stall::~
静止-:pause::~
	~queue法:queuing
無視r:disregard:無視することに
	現在~実行-中な:currently-executeing
高分解能:high resolution::~
失効:expiry:~
	切り上げる:clamping
	~call元:caller
保持体:holder::~::ホルダ
宛先:target::~
優先度:priority::~
連結-:concatenate:~
	連結した結果:concatenation of
setTimeout-setInterval:setTimeout／setInterval
決着-:settle::~

	~promise:Promise

	●変数
	%大域~obj:global
	%前回の~ID:previousId
	%~ID:id
	%引数~群:arguments
this:
	%~this引数:thisArg
	%繰返すか:repeat
	%~realm:realm
	%~timeout:timeout
	%起動ng~script:initiating script
	%~task:task
	%~handler:handler
	%設定群~obj:settings object
	%基底~URL:base URL
	%~fetch~option群:fetch options
	%~script~fetch~option群:-
	%~script:script
	%入子ng~level:nesting level
	%開始-時刻:startTime
	%s:s
	%~window:window
	%文書:document
	%文書~群:-
	%D:-
	%値:value
	%直列形:serialized
	%~data保持体:dataHolder
	%宛先~realm:targetRealm
	%promise:p
	%長さ:length
	%既定の色~空間:defaultColorSpace
	%画素~形式:-
	%~source:source
	%画素あたりの~byte数:bytesPerPixel
	%色~空間:the colorSpace attribute of imageData
	%設定群:settings
	%直列形:serialized
	%宛先~realm:targetRealm
	%xywh:-
	%~bitmapを取得する手続き
	%~bitmap~data:-
	%生成元cleanか:-
	%image:-
	%O:-
	%~bitmap
	%寸法:-
	%画像~data:imageData
	%入力:-
	%~source矩形:-
	%横幅:-
	%縦幅:-
	%出力~横幅:outputWidth
	%出力~縦幅:outputHeight
	%平面
	%出力:output
	%~target:target
	%~callback:callback
	%~callback~map:callbacks
	%now:%now
	%~callback~handle群:callbackHandles
	%順序付け識別子:orderingIdentifier
	%~milli秒数:~milliseconds:#1
	%完了~手続き:completionSteps
	%一意な~handle:uniqueHandle
	%~timer~key:~timerKey:
	%大域~名:globalName
	%~method名:methodName
sink::::シンク
	%~sink:sink
	%利用者~prompt~handler:userPromptHandler
	%受容されたか:accepted
	%結果:decodedData
	%結果:result

	●btoa
base64:
forgiving-base64:
同型:isomorphic::~
変形-:transform::変換
	範囲~外:out-of-range
英数字:alphanumerics::~
	語呂的には:mnemonic purposess

	●prompt／印刷
PDF:
alert:
	Cancel
	Click
	OK
WebDriver-BiDi:
訊ねる:askする:~
退ける:dismissする:~
	肯定か否定か:positive or negative／
	-:either positively or negatively
	肯定的:positively
kiosk:
切落す:truncateする:切り落とす
省かれ:elideされ:~
黙って:silentに:~
保存-:save:~
	何段階かにわたる手続きを踏む:through the steps of applying for a home loan
	印刷-法／印刷-用:printing
	印刷-後の:post-printing
印刷機:printer::~::プリンタ
復帰-:revert::~
	-:earlier
辞退-:decline:~
改行文字:newline::~
改行:line break:~
多重定義:overload::~
optional:
開かれ:openされ:~
閉じら:closeさ:~
認知-:acknowledge:~

	注釈を加える:annotate
	進める:advance

	●timer/animation
schedule::::スケジュール
	:time
timeout::::タイムアウト
timer::::タイマー
interval:
handle:
milli::::ミリ
	milli秒:millisecond
節電:low-power:~
電力消費:power usage:~
負荷:load::~
	~UIに応じる余裕を与える:yielding back to avoid starving the user interface
	~~時間を得る:hogging
	強制終了:kill
連続的:consecutive::~
	~~延長 pad
繰返な:repeating:繰り返し続ける
	遅く:slow 〜 down
	間断なくback to back
	予め~schedule:preschedule
	前回の:previous

	●queueMicrotask
	配列し直す:rearrange
batch::::バッチ
為さな:makeしな:~

	完了まで走った:run to completion

	■仕様
	避けれる:avoidable
悪影響:downside:~
介在する:intervening:~
素朴:naïve:~
協調-:coordinate:~

	一貫しな:inconsistent
	に先んじる:preempting
	興味を引く:interesting
	と捉えるのが最も良い:best way of thinking
	協調していない:uncoordinated
	兼ね備える:balance
	しておくように:ought
	選ぶ:choice
	あり得る:possible
	なるべく早く:as soon as possible
	見てとれる:can be seen

	〜することなく:doesn't yield 〜
	~~構成しておく:architecture

	利用者にとって:users to experience
	-:get
	-:yielding
	以前に:previously
	もあれば:sometime
	-:somewhere

	●ImageBitmap
	EXIF
	GPU
	Lanczos
	RAM
一次元:one-dimensional::~
RGBA:
配列法:arrangement::~
数量的:numerical:~
alpha:
red:
green:
blue:
animated::::アニメート化
bitmap::::ビットマップ
切抜いて:cropして::切り抜いて
切抜かれ:cropされ::切り抜かれ
生来:natural::~
無符号:unsigned::~
disk::::ディスク
local::::ローカル
sniff::::
sprite-sheet:sprite sheet:::スプライトシート
直列形:serialized::~::シリアル形
逆直列化:deserialization::~::逆シリアル化

黒:black:~
再生位置:playback position::~
	占める:occupy する
双三次:bicubic::~
双線形:bilinear::~
最近傍:nearest neighbor::~
	最近傍~algo:nearest neighbor
品質:quality:~
塗れる:paintできる::~
	:transform

平面:plane::~
拡縮-:scale::~
拡縮ng:scaling::拡縮
	拡縮-法:scaling
描く:drawする::~
	:grid
	上下逆さに:vertically
	:horizontal
縦横比:aspect ratio::~
矩形:rectangle::~
乗算済み:premultiplied::~
	乗算済みにするかどうか:premultiplication behavior
	:place
補正:correction::~
解放-:release::~
高速:fast:~
裏返す:flipする:~
滑らか:smooth::~
	滑らかに補間する:-smoothing
	滑らかに:smoothing
破損-:corrupt:~
歪める:distortする:~
割振れな:allocateできな:割り振れな

	無い:missing
	終えるまで他を阻む:blocking
	区画:cell
	計算量:computationally
	clip
	fatal way
	giving
	increasing
	~point
	事前に切り分けて:precut
	染まって:tainted
	taken
	左上隅:top-left corner
	ε:unset

	一方で:whereas
	指す:pointing at
	高:high
	整数~倍~size:integer-multiple-size
	整数~倍:clean multiple
	画素~化:pixelation
	〜だけ少し:minor
	最も近く:closest
	整数倍:integral multiple
	整数倍:multiple of


	■仕様（ ImageBitmap
判定:judgement:~
比較的:relativeに:~

	できるようにする:allow
	多く:expensive
	委ねられ:left up to
	目安:guide
	利用時:making use
	efficient
	何もしない:no extra step is required

	●仕様
不自然:unnatural:~
抑える:reduceする:~
濫用-:abuse:~
粒度:granularity:~
	-:avoid
過度:undue:~
給-:supply:~
準拠な:compliantな:準拠する
的確:right:~
能性:potential:~

	易く:easy
	~~考える:Imagine
	主に:primarily
	ちっぽけな:rather silly
	選ばれ:chosen
	選べる:chooseでき
	見込みが高い:likely
	追加し直す:added back
	アリ性:possibility
	ここではじかれる:This accommodates
	になり得る:potentially

	●未分類
agent:
	-loaded
起動ng:initiating:起動元
nonce::::ナンス
暗号用:cryptographic::~
CPU:
	Show More
mobile:::携帯
processor::::プロセッサ
生成元clean:origin-clean::~::オリジン-clean
収まる:fitする:~
無毒化:sanitization::~

	order
	consisting
	:indeed
	:lot
	:part
	:past
	:point
	:shorter
	踏んで:walking
	もっともらしい:trustworthy-looking
	中略して:replace the middle of
	巨大:large
	戻-:back
	用の~~便利:utility
	種:type
	近くに:in the vicinity
	handle:handle
	-:provider
	-:passing
	now:now
	左から右へ動く:moving from left to right
	先祖に向けて〜ない:in children only


	●指示語
現在:currently:~
現在は:currently:~

	以降の:subsequent
	:follow
	先ず:first
	次回の:next
	より低:lower
	より高:higher
	低:low
	まとめる:together
	いくつもの:a lot of
	たくさんの:lots of
	直後:immediately after
	~~後続して何回か:multiple subsequent


●●trans_metadata
<p>
~THIS_PAGEは、~WHATWGによる HTML 仕様の
§ Web application APIs 内の次に挙げる各節を日本語に翻訳したものです：
</p>

<ul>
<li><a href="~HTMLLS/webappapis.html#windoworworkerglobalscope-mixin">§ The WindowOrWorkerGlobalScope mixin</a>
<li><a href="~HTMLLS/webappapis.html#atob">§ Base64 utility methods</a>
<li><a href="~HTMLLS/timers-and-user-prompts.html#timers">§ Timers</a>
<li><a href="~HTMLLS/timers-and-user-prompts.html#microtask-queuing">§ Microtask queuing</a>
<li><a href="~HTMLLS/timers-and-user-prompts.html#user-prompts">§ User prompts</a>
<li><a href="~HTMLLS/imagebitmap-and-animations.html#images-2">§ Images</a>
<li><a href="~HTMLLS/imagebitmap-and-animations.html">§ Animation frames</a>
</ul>

<p>
~PUB
</p>

</script>
</head>
<body>

<header>
	<hgroup>
<h1>HTML — Web application API</h1>
	</hgroup>
</header>

<main id="MAIN" hidden>

		<section id="scripting">
<h3 title="Scripting">8.1. ~scripting</h3>

<p class="trans-note">【
この節の和訳は、
`別~page＠~WAPI#scripting$にて。
】</p>
		</section>
		<section id="windoworworkerglobalscope-mixin">
<h3 title="The WindowOrWorkerGlobalScope mixin">8.2. `WindowOrWorkerGlobalScope^I ~mixin</h3>

<p>
`WindowOrWorkerGlobalScope$I ~mixinは、
`Window$I, `WorkerGlobalScope$I
両~obj上に公開されることになる~APIの利用~用にある。
◎
The WindowOrWorkerGlobalScope mixin is for use of APIs that are to be exposed on Window and WorkerGlobalScope objects.
</p>

<p class="note">注記：
他の標準は、
更に拡張するときは，
<code>partial interface mixin `WindowOrWorkerGlobalScope$I { … };</code>
を適切な参照-とともに利用することが奨励される。
◎
Other standards are encouraged to further extend it using partial interface mixin WindowOrWorkerGlobalScope { … }; along with an appropriate reference.
</p>

<pre class="idl">
typedef (DOMString or `Function$I or `TrustedScript$I) `TimerHandler@I;