https://stackoverflow.com/questions/56074417/how-to-exclude-words-in-regexp

Usernames are used everywhere on the internet. They are what give users a unique identity on their favorite sites. You need to check all the usernames in a database. Here are some simple rules that users have to follow when creating their username. 1) The only numbers in the username have to be at...

Path Pathern for context path

"id": "P01", "description": "starting with # and then digits and hyphen and then digits and one or more space", "regex": "^#([\\d]+[-]+[\\d]+)\\s+([a-zA-Z0-9\\s*]+)$", "inputField": "preProcessedMerchantName", "outputField": "cleanMerchantName", "isCaseSensitiveMatch": "false",...

"id": "P011", "description": "starting with # and then digits and hyphen and then digits and one or more space", "regex": "^#([\\d]+[-]+[\\d]+)\\s+([a-zA-Z0-9\\s*]+)$", "inputField": "preProcessedMerchantName", "outputField": "storeNumStr", "trimOutput": "true",...

"id": "P1", "description": "starting with # and then digits and then one or more spaces", "regex": "^\\#\\s(\\d+)\\s", "inputField": "preProcessedMerchantName", "outputField": "cleanMerchantName", "trimOutput": "true",...

Still tuning it...

https://stackoverflow.com/questions/27745/getting-parts-of-a-url-regex