Merge branch 'master' of http://139.186.142.91:10010/r/productDev/gtzxingli...

MrShi

2026-05-20 777bcb6c5660c0ed14d85207377b62b779d81dde

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'use strict';
var userAgent = require('../internals/environment-user-agent');
 
var firefox = userAgent.match(/firefox\/(\d+)/i);
 
module.exports = !!firefox && +firefox[1];