Used to find an instance of a substring within the input string that matches a particular regular expression pattern.
| 1. | Input String | (Mandatory) | A string value or a field |
| 2. | Start Position | (Optional) | The position from which to start searching within the Input String. Defaults to the start of the string |
| 3. | Search Pattern | (Mandatory) | The regular expression pattern to be searched for within the Input String |
Fig. 1 - Find String Matching Regular Expression - Inputs