work for grepper extension code example
Example 1: grepper chrome extension
Install grepper at: https://chrome.google.com/webstore/detail/grepper/amaaokahonnfjjemodnpmeenfpnnbkco
Example 2: grepper extension
Grepper's cool
Install grepper at: https://chrome.google.com/webstore/detail/grepper/amaaokahonnfjjemodnpmeenfpnnbkco
Grepper's cool