npm install qrepgrep meets querySelectorAll
Using npm.
$ npm install -g qrep
Confirm.
$ qrep usage
$ npm uninstall -g qrep
$ npm update -g qrep
qrep selector filename
qrep selector url
Find selector in file.
$ qrep #logo ./tpl/index.html
Find selector using URL.
$ qrep span.octicon-logo-github https://github.com
Find selector with stdin.
$ curl -s -L http://google.com | qrep title