Casimir et Hippolyte questions

Casimir et Hippolyte answers

• Unset array if preg_match does not match pattern?
• Split string at every nth linebreak using javascript
• Regex to remove parentheses around characters separated by white space
• Javascript - Scans Text Corresponding to a Certain Label
• Regex: ignoring whitespace and matches the next digits
• PHP Match String Pattern and Get Variable
• Remove comments from JSON data
• Accented characters and regular expression
• PHP regex last occurrence of words
• How to find what characters in a string are making it to not match a regex pattern?