Please wait. Due to its content this page might take a while to load...
The RegEx Text Filter node extends the "Find" feature known from common text editor software with RegEx expressions. A Regular Expression (short: RegEx) is a pattern that describes a certain combination / amount of text including word, number and (non-) printable characters. By supporting character classes (wild cards), grouping, back-references, etc. the RegEx engine allows very flexible and efficient text processing.
There are different RegEx flavors i.e. implementations in various programming languages. Widget Designer uses the RegEx the .NET framework library.
Note: The Filter node "RegEx Text" also searches for text that matches the used RegEx, but in addition to the "RegExCompare" node it can also replace it. In the chapter for "RegEx Text" node you will find a few examples how regular expressions work. For further information and complete description of supported character classes, operators and constructs, please visit:
Choose an input node from the list or enter a string.
Enter a regular expression describing the text you like to search for.
The node generates the following outputs: