How to find files containing ** in Linux

In Linux, how does one find files containing **? in Linux, the command used to find files containing strings is grep. If you want to find a file containing **, grep ** file cannot be used, because grep considers ** as a regular expression and the result is unpredictable. The correct method is: www.2cto. c... how to find files containing ** in Linux? in Linux, the command used to find files containing strings is grep. If you want to find a file containing **, grep ** file cannot be used, because grep considers ** as a regular expression and the result is unpredictable. The correct method is: www.2cto.com grep '\ * 'file for example: [root @ qzw www.vktone.com] # grep '\*\*'*. html */*. html> filtered.txt [root @ qzw www.vktone.com] #