Three ways to run a shell script
| Technique number | Command | permissions | Subprocess created? |
| 1 | Myscript | r-x | Yes:runs as a child process of the current shell |
| 2 | /bin/sh myscript | r-- | Yes:runs as a child process of the current shell |
| 3 | . myscript | r-- | No:runs inside the current shell |
How do I run .sh files?
Give execute permission to your script:
chmod +x /path/to/yourscript.sh
To run your script:
/path/to/yourscript.sh
Since . refers to the current directory: if yourscript.sh is in the current directory, you can simplify this to:
./yourscript.sh