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

MrShi

2025-09-03 a377521310f5f9a39b71e7c7ce4623d5a13ea185

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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];