Javascript + Regex = Nothing to repeat error?

Question

I\'m new to Regex and I\'m trying to work it into one of my new projects to see if I can learn it and add it to my repitoire of skills. However, I\'m hitting a roadblock her

Answer 1

For Google travelers: this stupidly unhelpful error message is also presented when you make a type and double up the + regex operator:

Okay:

\w+

Not okay:

\w++