i Hate Regex VS RegexPal

iHateRegex is your ally in conquering regular expressions. It offers a collection of regex patterns for common use cases and provides explanations and examples for each. Whether you're a regex novice or a seasoned pro, iHateRegex can save you time and frustration by offering pre-built solutions and guidance. - Source: dev.to / 7 months ago

iHateRegex - A collection of example regex patterns for matching some common types of strings (e.g. Phone number, email address). - Source: dev.to / over 1 year ago

Https://ihateregex.io/ this saved many time at school. Source: over 2 years ago

Ihateregex.io You're going to enjoy this. Source: over 2 years ago

This one is from Email Regex There is also iHateRegex, the first site where I've seen it. Source: almost 3 years ago

BUT - As far as resources for building out the regex patterns, I use regexpal.com and a copy of this https://cheatography.com/davechild/cheat-sheets/regular-expressions/pdf/ printed out beside me. Once you get into it, the power of subgroups, and lookahead/behind processing beats some of the mental gymnastics you would need to go to code it out in your language of choice. Source: almost 2 years ago

Spend an afternoon really diving into it, bookmark regexpal.com, and call it a day IMO. Source: almost 2 years ago

i’m a professional developer and I just relearn it every time I need it, which is about once or twice a year, but depending on someone’s specialty they may swim around in it all day. It can get really complicated. https://regexpal.com is where I kick it around testing until it works. Source: almost 2 years ago