let express = require('express');

let app = express();

app.get("/some/path", (req, res) => {

util.format(req.query.format, arg); // $ Alert

require('util').format(req.query.format, arg); // $ Alert

console.log(req.query.format, arg); // $ Alert

console.error(req.query.format, arg); // $ Alert

console.info(req.query.format, arg); // $ Alert

util.log(req.query.format, arg); // $ Alert

util.formatWithOptions(opts, req.query.format, arg); // $ Alert

require('printf')(req.query.format, arg); // $ Alert

require('printf')(write_stream, req.query.format, arg); // $ Alert

require('printj').sprintf(req.query.format, arg); // $ Alert

require('printj').vsprintf(req.query.format, arg); // $ Alert

require('format-util')(req.query.format, arg); // $ Alert

require('string-template')(req.query.format, arg); // $ Alert

require('string-template/compile')(req.query.format, arg); // $ Alert

util.format(req.query.format);

console.debug(req.query.format, arg); // $ Alert

console.warn(req.query.format, arg); // $ Alert

console.trace(req.query.format, arg); // $ Alert

console.assert(false, req.query.format);

console.assert(false, req.query.format, arg); // $ Alert

require("sprintf-js").sprintf(req.query.format, arg); // $ Alert

require("sprintf-js").vsprintf(req.query.format, args); // $ Alert

});