Create tar file (#25056)

guide/english/bash/bash-tar/index.md

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+---
+title: Bash tar
+---
+
+## Bash command: tar
+
+**GNU 'tar' saves many files together into a single tape or disk archive, and can restore individual files from the archive.**
+
+Examples :
+
+_Create archive.tar from files file1 and file2_
+```
+tar -cf archive.tar file1 file2
+```
+_Extract all files in current directory_
+```
+tar -xf archive.tar
+```