index.ts

import readline from 'readline'
import fs from 'fs'

fs.writeFileSync('./output.txt', '', {flag: 'w'})

const readInterface = readline.createInterface(
    fs.createReadStream('./folder/list.html'),process.stdout
);

readInterface.on('line', function(line) {
    // console.log(line);
    let str: string = line;
    if (str.includes('gameListRowItemName ellipsis')) {
        let index: number = str.indexOf('">');
        let endIndex: number = str.indexOf('</')

        if (index > 0 && endIndex > 0) {
            let pi = str.substring(index + 2, endIndex);
            // console.log(pi);
            fs.writeFileSync('./output.txt', pi + '\n', {flag: 'a'})
        }
    }
});