What is MIME type "text/tcl"?

A MIME type is a string that tells browsers and other tools how to handle a particular kind of file.

text/tcl is a MIME type used for files that contain Tcl code. These files are plain text and include commands written in the Tcl language. When a system or web server recognizes this MIME type, it knows that the content should be processed as Tcl script code.

Files with a TCL extension use this MIME type. The Tcl language, short for Tool Command Language, enables developers and system administrators to automate tasks, configure systems, and rapidly prototype applications.

Script Execution: Run automation tasks or system commands directly.
Rapid Prototyping: Experiment and build small programs quickly.
System Integration: Combine Tcl scripts with other software components for custom tool development.

For additional details on Tcl, visit the Tcl Official Website.

Associated file extensions

.tcl

Usage Examples

HTTP Header

When serving content with this MIME type, set the Content-Type header:


    Content-Type: text/tcl

HTML

In HTML, you can specify the MIME type in various elements:


    <a href="file.dat" type="text/tcl">Download file</a>

Server-side (Node.js)

Setting the Content-Type header in Node.js:


    const http = require('http');
    
    http.createServer((req, res) => {
      res.setHeader('Content-Type', 'text/tcl');
      res.end('Content here');
    }).listen(3000);

Associated file extensions

.tcl

FAQ

What is a MIME type?

A MIME (Multipurpose Internet Mail Extensions) type is a standard that indicates the nature and format of a document, file, or assortment of bytes. MIME types are defined and standardized in IETF's RFC 6838.

MIME types are important because they help browsers and servers understand how to process a file. When a browser receives a file from a server, it uses the MIME type to determine how to display or handle the content, whether it's an image to display, a PDF to open in a viewer, or a video to play.

MIME types consist of a type and a subtype, separated by a slash (e.g., text/html, image/jpeg, application/pdf). Some MIME types also include optional parameters.

How do I find the MIME type for a file?

You can check the file extension or use a file identification tool such as file --mime-type on the command line. Many programming languages also provide libraries to detect MIME types.

Why are multiple MIME types listed for one extension?

Different applications and historical conventions may use alternative MIME identifiers for the same kind of file. Showing them all helps ensure compatibility across systems.