fs.writefilesync in nodejs
//to import nodejs module fs
var fs = require('fs');
//first lets check if the file exists in the same folder
if (fs.existsSync('mynewfile.txt')){ //to check the file in the other directories please change the path of the file from "mynewfile.txt" to the path of your file
console.log('The file exists.'); //instead of consoling you can also remove or modify the file
}else{ //this will be exevuted if the files doesn't exist
//this will create a file in the same directory
fs.writeFileSync('mynewfile.txt', 'Hello content!', function (err) { //to create the file in the other directories please change the path of the file from "mynewfile.txt" to the path of your file
if (err){ throw err; //if any error happens then this will through the detailed error
}else{
console.log('Saved!'); //if no error found then this code will be executed. instead of consoling you can do other stuff like calling any other function etc
}
});
}
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