What Is tr? – POFTUT

What Is tr?


tr is a popular term used in computing domains. In this tutorial, we will provide the tr term use cases in different programming languages, operating systems, domain names, etc. In this tutorial we will take the tr term technical meanings and usage.

HTML <tr> Tag

HTML or Hypertext Markup Language provides a lot of tags in order to create HTML document or web pages. <tr> is a tag used to create rows in a table. The <tr> tag is used inside the <table> tags as a child tag. The <tr> tag is the short form of the Table Row .

Below you can see an example example the HTML tr tag. The tr tag is used to crate new row or lines for a table. Every new line should be created by using the tr tag.

<table>
  <tr>
    <th>Name</th>
    <th>Surname</th>
  </tr>
  <tr>
    <td>İsmail</td>
    <td>Baydan</td>
  </tr>
  <tr>
    <td>Ahmet Ali</td>
    <td>Baydan</td>
  </tr>
</table>

Linux tr Command

Linux provides the tr command which is used to translated characters inside a document. The tr command mostly used to translate backspace, form feed, newline, carriage return, tab characters in documents.

For example following tr command can be used to convert the file named “mylinux.txt” content into uppercase.

cat mylinux.txt | tr [:lower:] [:upper:]
Linux tr Command

.tr Domain Suffix

Internet consist of domains that are used to provide different resources to internet users. Domain names are used to provide web pages, services, etc. Domains are created under the countries domain suffix for different countries. .tr is the domain suffix for Turkey and this suffix is managed by Turkey domain authorities.

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