代码初始化

jiangping

2025-04-27 c66862bb740dd1386051aadc8d851b6da83a7657

1
2
3
4
5
6
'use strict';
var userAgent = require('../internals/environment-user-agent');
 
var firefox = userAgent.match(/firefox\/(\d+)/i);
 
module.exports = !!firefox && +firefox[1];