The fourth bird questions

The fourth bird answers

• replace all comma seperated numbers to dot seperated numbers in string in javascript
• How to remove words with # or $ at the end of a sentence to be removed (Regex)
• Regex that captures a group with a positive lookahead but doesn't match a pattern
• Using regex to verify an input has at least 2 letters, with special and normal characters allowed [duplicate]
• Regex to match Telephone Pattern logic
• Match "After" if it doesn't have an an -ing word after it
• PHP: Showing How Long Ago A File Was Modified
• Remove the first element from a multidimensional array with PHP
• Is there a way to select string before a pattern in regex?
• Regex to match series and number from a string starting with predefined characters