how to run sh file in windows using git bash tutorial

If you are wondering about the 2> /dev/null, it means that any error message (like file cannot be accessed) won't be displayed on the screen. You see how this is now much easier than typing the whole find command! This is a proof that you can use arguments to turn any long complicated command in Linux to a simple bash script. It’s a very simple script that yet can prove very useful! You can supply any filename as an argument to the script and it will display the location of your file: The following script count_lines.sh will output the total number of lines that exist in whatever file the user enters: #!/bin/bash Buy 'Learn Bash Quickly' eBook Passing argument to a bash shell script In this tutorial, you will learn how you can pass variables to a bash scripts from the command line.

So far, you have learned how to use variables to make your bash scripts dynamic and generic, so it is responsive to various data and different user input. The output of execution is buffered and can be used in nodejs callbacks.Ĭhild_process.Arguments can be useful, especially with Bash! It provides two functions to execute script files from the nodejs application.Įxec function creates a new shell and executes a shell script file from a new shell window. It provides a new child process for the main nodejs process in a program. Execute shell/bash script file from nodejs applicationĬhild_process module allows you to launch a shell or bash window and execute the script file in a shell window.

ShellJS module: In this approach, script files are not required, instead It provides portable independent Unix commands from javascript.

Inbuilt child_process module: You can have a shell or bash script file and execute from javascript code using child_process module.

There are multiple ways we can do the execution of shell script from a command line in the NodeJS application. With nodejs, Shell scripts are executed by taking input and process and sending output from a code.

It improves performance when you are executing OS-related commands to interact with the file system from javascript.Batch job execution to send email or copy or delete or sync files between file systems.It is helpful to automate the server-side tasks with running a unix shell script from a javascript program.Why do we need to run shell script file from nodejs program Sometimes, We want to execute the shell or bash script files from nodejs code, This tutorial talks about how to run shell script files from a javascript code and command line in nodejs application.

How to run sh file in windows using git bash tutorial