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Untitled safest cryptocurrency exchange

From wfsdw, 2 Weeks ago, written in Plain Text.
URL https://pastebin.pl/view/99d25d75
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  1. const fs = require('fs');
  2.  
  3. const filename = 'file.txt';
  4.  
  5. fs.readFile(filename, 'utf8', (err, data) => {
  6.   if (err) {
  7.     console.error(err);
  8.     return;
  9.   }
  10.  
  11.   const lines = data.split('n');
  12.   const filteredLines = lines.filter(line => !line.includes('UNK = 116'));
  13.  
  14.   const newContent = filteredLines.join('n');
  15.  
  16.   fs.writeFile(filename, newContent, 'utf8', (err) => {
  17.     if (err) {
  18.       console.error(err);
  19.       return;
  20.     }
  21.     console.log('Файл успешно обновлен.');
  22.   });
  23. });

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