Website review learn-ts.org
Learn TypeScript - Free Interactive TypeScript Tutorial
Generated on April 07 2026 14:03 PM
Old data? UPDATE !
The score is 69/100
SEO Content
Title
Learn TypeScript - Free Interactive TypeScript Tutorial
Length : 55
Perfect, your title contains between 10 and 70 characters.
Description
learn-ts.org is a free interactive TypeScript tutorial for people who want to learn TypeScript, fast.
Length : 101
Great, your meta description contains between 70 and 160 characters.
Keywords
Learn,TypeScript,Tutorial,Interactive,Free
Good, your page contains meta keywords.
Og Meta Properties
Good, your page take advantage of Og Properties.
| Property | Content |
|---|---|
| title | Learn TypeScript - Free Interactive TypeScript Tutorial |
| type | website |
| url | https://www.learn-ts.org |
| image | https://www.learn-ts.org/static/img/share-logos/learn-ts.org.png |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 0 | 0 | 2 | 6 | 2 | 0 |
- [H3] Welcome to Learn TypeScript - the Interactive TypeScript Tutorial
- [H3] Welcome to Learn TypeScript - the Interactive TypeScript Tutorial
- [H4] Basics
- [H4] Advanced
- [H4] Sponsors
- [H4] Chapters
- [H4] Basics
- [H4] Advanced
- [H5] Code
- [H5] Output
Images
We found 8 images on this web page.
5 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
Text/HTML Ratio
Ratio : 35%
Ideal! This page's ratio of text to HTML code is between 25 and 70 percent.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Too Bad, you have Iframes on the web pages, this mean that content in an Iframe cannot be indexed.
SEO Links
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.
In-page links
We found a total of 55 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| About | Internal | Passing Juice |
| Certify | External | Passing Juice |
| More Languages | Internal | Passing Juice |
| Python | External | Passing Juice |
| Java | External | Passing Juice |
| HTML | External | Passing Juice |
| Go | External | Passing Juice |
| C | External | Passing Juice |
| C++ | External | Passing Juice |
| JavaScript | External | Passing Juice |
| TypeScript | Internal | Passing Juice |
| PHP | External | Passing Juice |
| Shell | External | Passing Juice |
| C# | External | Passing Juice |
| Perl | External | Passing Juice |
| Ruby | External | Passing Juice |
| Scala | External | Passing Juice |
| SQL | External | Passing Juice |
| English | Internal | Passing Juice |
| Star | External | Passing Juice |
| Fork | External | Passing Juice |
| Boot.dev's Learn TypeScript course | External | Passing Juice |
| become a member and use code LEARNXORG | External | Passing Juice |
| Introduction | Internal | Passing Juice |
| Variables and Types | Internal | Passing Juice |
| Functions | Internal | Passing Juice |
| Loops | Internal | Passing Juice |
| Arrays | Internal | Passing Juice |
| Operators | Internal | Passing Juice |
| Truthy and Falsy | Internal | Passing Juice |
| Classes | Internal | Passing Juice |
| Interfaces | Internal | Passing Juice |
| Modules | Internal | Passing Juice |
| Type Assertions | Internal | Passing Juice |
| keyof and typeof Operators | Internal | Passing Juice |
| Type Unions and Intersections | Internal | Passing Juice |
| Conditional Types | Internal | Passing Juice |
| Enum Type | Internal | Passing Juice |
| Generics | Internal | Passing Juice |
| Index Types | Internal | Passing Juice |
| Literal Types | Internal | Passing Juice |
| Discriminated Unions | Internal | Passing Juice |
| Mapped Types | Internal | Passing Juice |
| Mixins | Internal | Passing Juice |
| Namespaces | Internal | Passing Juice |
| Readonly Type | Internal | Passing Juice |
| Tuple Types | Internal | Passing Juice |
| Type Aliases | Internal | Passing Juice |
| Type Guards | Internal | Passing Juice |
| Decorators | Internal | Passing Juice |
| Utility Types | Internal | Passing Juice |
| Abstract Classes | Internal | Passing Juice |
| Terms of Use | Internal | Passing Juice |
| Privacy Policy | Internal | Passing Juice |
| Sphere Engine ™ | External | Passing Juice |
SEO Keywords
Keywords Cloud
type typescript types interactive tutorial operators learn start classes code
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| typescript | 14 |  |
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| types | 14 | |
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| type | 12 | |
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| learn | 4 | |
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| interactive | 4 | |
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Usability
Url
Domain : learn-ts.org
Length : 12
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
Good. Your declared language is en.
Dublin Core
This page does not take advantage of Dublin Core.
Document
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Warning! At least one email address has been found in the plain text. Use free antispam protector to hide email from spammers.
Deprecated HTML
Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
|
Excellent, your website doesn't use nested tables. |
 |
Too bad, your website is using inline styles. |
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Too bad, your website has too many CSS files (more than 4). |
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Too bad, your website has too many JS files (more than 6). |
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Perfect, your website takes advantage of gzip. |
Mobile
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
Optimization
XML Sitemap
Great, your website has an XML sitemap.
| https://learn-ts.org/sitemap.xml |
Robots.txt
https://learn-ts.org/robots.txt
Great, your website has a robots.txt file.
Analytics
Great, your website has an analytics tool.
Google Analytics |
PageSpeed Insights
Device
Categories
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