Meanwhile some of us are just happy if candidates know of the existence of regexes, even if they forgot the exact usage, and can mention using them rather than

Meanwhile some of us are just happy if candidates know of the existence of regexes, even if they forgot the exact usage, and can mention using them rather than trying to write a parser from scratch when given a problem statement of extracting phone numbers of various formats from several thousand unstructured files of web page scrapes...