「この文章には半角ハテナが含まれているか？」をmatchで調べようとしたらUncaught SyntaxError: Invalid regular expressionで落ちた話。 matchの引数として渡す比較用文字列を、正規表現であることを明記した上でエスケープしておく。ただクオーテーションで囲んで ...

If you’ve programmed in Perl or any other language with built-in regular-expression capabilities, then you probably know how much easier regular expressions make text processing and pattern matching.

People either love or hate regular expressions, so if you love them - you are going to love what is coming to Google Search Console's Performance report. Google is adding the ability to use regular ...

Google updated the help document for the performance report within Google Search Console to say you can use regular expressions to filter the report results. Google wrote, “If you choose the Custom ...