run a shell script in linux code example

Example 1: how to run shell script

chmod +x <fileName>
./fileName.  # or use ->. bash fileName

Example 2: how to execute a bash script in terminal

$ chmod +x fileName
$ ./fileName

Example 3: ubuntu run a shell script

$ ./script_name.sh

// if it need sudo permission the type:
$ sudo ./script_name.sh

Example 4: how to run shell script

bash yourfile.sh