It's an unexported function, they don't want you to use it.
Functions starting with lowercase are unexported and hence unavailable from outside the package
#How to use `grep` function in goquery?
lost trout
jolly garnet
Ah. The utility of private members strikes again
shadow parcel
copy & paste
lost trout
That function has more private function calls inside so eh
But idk too much about goquery
jolly garnet
I ended up solving the problem I wanted to solve eventually, though. I forgot that I should look at jquery's features for the implicit docuentation on goquery