Generated on December 18 2025 09:01 AM
Old data? UPDATE !
The score is 46/100
Title
Functional Promises - API Documentation
Length : 39
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Description
Length : 0
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Keywords
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Og Meta Properties
This page does not take advantage of Og Properties. This tags allows social crawler's better structurize your page. Use this free og properties generator to create them.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 13 | 26 | 3 | 5 | 3 | 1 |
Images
We found 6 images on this web page.
Good, most or all of your images have alt attributes.
Text/HTML Ratio
Ratio : 7%
This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Great, there are no Iframes detected on this page.
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
Perfect! No underscores detected in your URLs.
In-page links
We found a total of 37 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Functional Promises | Internal | Passing Juice |
| Summary | Internal | Passing Juice |
| Library Comparison | Internal | Passing Juice |
| API Outline | Internal | Passing Juice |
| Thenable Methods | Internal | Passing Juice |
| Specialty Methods | Internal | Passing Juice |
| Re-usable Promise Chains | Internal | Passing Juice |
| Events + Promise Chain | Internal | Passing Juice |
| Controller + Events + Promise Chain | Internal | Passing Juice |
| Misc | Internal | Passing Juice |
| Detailed Stats | Internal | Passing Juice |
| Feedback | Internal | Passing Juice |
| Star on GitHub | External | Passing Juice |
| Brendan Eich - co-inventor of JavaScript | External | Passing Juice |
| Sarah Drasner | External | Passing Juice |
| Kyle Simpson | External | Passing Juice |
| Bluebird | External | Passing Juice |
| RxJS | External | Passing Juice |
| IxJS | External | Passing Juice |
| Thenable Methods | Internal | Passing Juice |
| Arrays | Internal | Passing Juice |
| Errors | Internal | Passing Juice |
| Conditional | Internal | Passing Juice |
| Utilities | Internal | Passing Juice |
| Properties | Internal | Passing Juice |
| Specialty Methods | Internal | Passing Juice |
| Helpers | Internal | Passing Juice |
| Events | Internal | Passing Juice |
| Composition Pipeline | Internal | Passing Juice |
| Modifiers | Internal | Passing Juice |
| Functional Composition | External | Passing Juice |
| Docs Powered by Slate | External | Passing Juice |
| Jamon Holmgren | External | Passing Juice |
| Brian Leroux | External | Passing Juice |
| Robert Lord | External | Passing Juice |
| Alfie John | External | Passing Juice |
| Steve Kellock | External | Passing Juice |
Keywords Cloud
text chainend console const chain results get setstatus function smaller
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| chain | 13 | ![]() |
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| const | 12 | ![]() |
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| setstatus | 8 | ![]() |
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| chainend | 8 | ![]() |
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| console | 7 | ![]() |
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Url
Domain : fpromises.io
Length : 12
Favicon
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Printability
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Language
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Dublin Core
This page does not take advantage of Dublin Core.
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
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Deprecated HTML
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Speed Tips
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Attention! Try to avoid nested tables in HTML. |
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Great, your website has few CSS files. |
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Perfect, your website has few JavaScript files. |
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Perfect, your website takes advantage of gzip. |
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
XML Sitemap
Missing
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A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.
Robots.txt
https://fpromises.io/robots.txt
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Analytics
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