Contains a pattern string that defines the substring to be found in a search string.
The following table defines the meaning of the individual characters that can be included in the pattern string. The table in the “Programming Tips and Gotchas” section lists a pattern string using each symbol and shows the results returned by the Execute method.
Marks the next character as either a special
character (such as
Matches the beginning of input.
Matches the end of input.
Matches the preceding atom zero or more times.
Matches the preceding atom one or more times.
Matches the preceding atom zero or one time.
Matches any single character except a newline character.
Defines a subexpression within the larger subexpression. A subexpression: