JSFiddle - React, Tailwind, and code Playground

by jondlm

JavaScript

var req = {
	headers: {
  	'!~passenger': 'value',
    other: 'thing'
  }
};

for (var i in req.headers) {
	console.log(req.headers[i]);
  if (/^\!\~passenger/i.test(req.headers[i])) {
  	console.log('never gets here');
    delete req.headers[i];
  }
}