node fs exists

1const fs = require('fs');
2
3fs.writeFile("/tmp/test", "Hey there!", function(err) {
4    if(err) {
5        return console.log(err);
6    }
7    console.log("The file was saved!");
8}); 
9
10// Or
11fs.writeFileSync('/tmp/test-sync', 'Hey there!');

1const { promises: Fs } = require('fs')
2
3async function exists (path) {  
4  try {
5    await Fs.access(path)
6    return true
7  } catch {
8    return false
9  }
10}
11
12// Example:
13const Path = require('path')  
14const path = Path.join(__dirname, "existing-file.txt")
15
16await exists(path)  
17// true
18