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Sideanalyseopdateringsdato: 2026/03/31 12:57:06

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Betalt indtil

11.01.2027

Tilgængelig fra

10.02.2027

SEO-score

66.44%

Score opnået

146

Maksimal score

Hovedoplysninger

ℹ️

Titel: Flutter - Dart API docs

Beskrivelse: Flutter API docs, for the Dart programming language.

Nøgleord: unknown

Sidekodning: utf-8

Side filstørrelse: 59 KB

Serverinformation

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IP: 199.36.158.100

Beliggenhed: United States,US,,,37.751,-97.822,America/Chicago

Kodning: utf-8

Metatags liste

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charset: utf-8
equiv: X-UA-Compatible content: IE=edge
name: viewport content: width=device-width, height=device-height, initial-scale=1, user-scalable=no
name: description content: Flutter API docs, for the Dart programming language.

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Whois information

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domain_name: flutter.dev

update_date: 2025-12-15T13:58:55.989Z

update_time: 1765807135

creation_date: 2019-01-11T20:43:16.408Z

creation_time: 1547239396

expiration_date: 2027-01-11T20:43:16.408Z

Whois rå data

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            Domain Name: FLUTTER.DEV
Registrar: MarkMonitor Inc.
Domain Status: client delete prohibited
Domain Status: client transfer prohibited
Domain Status: client update prohibited
Domain Status: server delete prohibited
Domain Status: server transfer prohibited
Domain Status: server update prohibited
Creation Date: 2019-01-11T20:43:16.408Z
Registry Expiry Date: 2027-01-11T20:43:16.408Z
Updated Date: 2025-12-15T13:58:55.989Z
Name Server: NS1.GOOGLEDOMAINS.COM
Name Server: NS2.GOOGLEDOMAINS.COM
Name Server: NS3.GOOGLEDOMAINS.COM
Name Server: NS4.GOOGLEDOMAINS.COM
REGISTRAR Contact: MarkMonitor Inc.
>>> Last update of RDAP database: 2026-01-26T08:34:12Z

Robots.txt

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			# All robots welcome!

SEO revision

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Teknisk SEO

✓

Svarkode

200

Status 200 OK - siden indlæses korrekt.

✓

Tegnkodning

Page: utf-8, Header: utf-8

Tegnkodning konsekvent mellem HTML og overskrifter.

✓

Sidestørrelse

61335 bytes

Sidestørrelse acceptabel til hurtig indlæsning.

✓

Ressourcer

21 total

Moderat antal ressourcer. Overvej at kombinere filer.

✓

Hreflang Tags

0 hreflang tags

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Robots.txt

Exists

Robots.txt-fil fundet.

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Not found

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✓

HTTPS

Yes

Sikker HTTPS-forbindelse aktiveret.

Kompression

Aktiver gzip- eller zstd-komprimering for at reducere filstørrelser.

✓

Caching

max-age=3600

Cache-kontroloverskrifter er korrekt indstillet.

✓

Sidehastighed

3.53 ms

Fremragende læssehastighed.

On-Page SEO

Titel

Flutter - Dart API docs

Titlen er for kort. Udvid til 30-60 tegn for bedre SEO.

Meta beskrivelse

Flutter API docs, for the Dart programming language. Lenght:52

Metabeskrivelse for kort. Udvid til 100-160 tegn.

✓

H1 Overskrift

1 found - "Flutter API reference documentation"

Godt - enkelt H1 overskrift fundet.

✓

Ordtælling

1324

God indholdslængde (500-2000 ord anbefales).

Kanonisk tag

Tilføj kanonisk tag for at forhindre duplikatindholdsproblemer.

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Dupliker Meta

[]

Ingen duplikerede metatags fundet.

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Nøgleord

unknown

Metanøgleord indstillet (bemærk: bruges ikke af større søgemaskiner).

Indhold og UX

✓

Sprog

Sprog attribut korrekt indstillet.

✓

Billeder

0 total, 0 missing ALT

Alle billeder har korrekt ALT-tekst.

✓

Udsigtsport

width=device-width, height=device-height, initial-scale=1, user-scalable=no

Viewport-metatag korrekt indstillet til mobilenheder.

Åbn Graph

Missing: og:title, og:description, og:image, og:url

Tilføj manglende OpenGraph-tags til deling på sociale medier:og:title, og:description, og:image, og:url

Strukturerede data

0 JSON-LD scripts

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Stillinger i Google

Søgesætninger - Google

🔍

Position	Udtryk	Side	Uddrag
2	selected content	/flutter/rendering/selectedcontent-class.html	SelectedContent class - rendering library - Dart API API docs for the SelectedContent class from the rendering library, for the Dart programming language.
2	tabbar	/flutter/material/tabbar-class.html	TabBar class - material library - Dart API A Material Design primary tab bar . Primary tabs are placed at the top of the content pane under a top app bar. They display the main content destinations.
2	when complete	/flutter/dart-async/Future/whenComplete.html	whenComplete method - Future class - dart:async library The action function is called when this future completes , whether it does so with a value or with an error. This is the asynchronous equivalent of a "finally" ...
7	has error	/flutter/widgets/AsyncSnapshot/hasError.html	hasError property - AsyncSnapshot class - widgets library Returns whether this snapshot contains a non-null error value . This is always true if the asynchronous computation's last result was failure.
10	int parse	/flutter/dart-core/int/parse.html	parse method - int class - dart:core library Parse source as a, possibly signed, integer literal and return its value. The source must be a non-empty sequence of base- radix digits.
13	class icon	/flutter/material/icons-class.html	Icons class - material library - Dart API The Icons class provides identifiers for Material Icons , used with the Icon class to show specific icons. Ensure `uses-material-design: true` in `pubspec.yaml`.
16	datetime	/flutter/dart-core/datetime-class.html	DateTime class - dart:core library The DateTime class contains methods for comparing DateTime s chronologically , such as isAfter, isBefore, and isAtSameMomentAs.
17	tolowercase	/flutter/dart-core/string/tolowercase.html	toLowerCase method - String class - dart:core library String toLowerCase(). Converts all characters in this string to lower case . If the string is already in all lower case, this method returns this .
20	using icon	/flutter/widgets/icon-class.html	Icon class - widgets library - Dart API A graphical icon widget drawn with a glyph from a font described in an IconData such as material's predefined IconDatas in Icons . Icons are not interactive.
23	icons find	/flutter/material/icons-class.html	Icons class - material library - Dart API Search and find the perfect icon on the Google Fonts website . To use this class, make sure you set uses-material-design: true in your project's pubspec.yaml ...

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api.flutter.dev

api.flutter.dev Skærmbillede af hjemmesiden

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SEO revision

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On-Page SEO

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Søgesætninger - Google

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