How to return an array of lines from a file in node.js ?
In this article, we will return an array of lines from a specified file using node.js. The fs module is used to deal with the file system in node.js and to read file data we use fs.readFileSync( ) or fs.readFile( ) methods. Here we will use the readFileSync method to read the file, and we use the steps below to return the lines of the file in an array:
- Read the data of the file using the fs.readFileSync method, you will get a Buffer
- Convert the Buffer into string Using the toString( ) method
- Now use the String.split() method to break the data and the delimiter should be “\n”
Below is the Example in which we are implementing the above steps:
Text file: The gfg.txt file.
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