
Following is the list of commonly used regular expression functions provided by XQuery
| Sr.No | Name & Description | 
|---|---|
| 1 | 
 Returns true if the input matches with the provided regular expression.  | 
| 2 | replace($input, $regex, $string) Replaces the matched input string with given string.  | 
| 3 | 
 Returns a sequence of items matching the regular expression.  |