B2B Data Transformation
- B2B Data Transformation 10.5.2
- All Products
Character | Meaning | Example |
---|---|---|
* | Matches zero or more instances of the preceding character. | ab*c matches ac , abc , or abbbc . |
? | Matches zero or one instance of the preceding character. | ab?c matches ac or abc . |
+ | Matches one or more instances of the preceding character. | a+ matches a or aaaa . |
{} | Matches the specified number of instances of the preceding character. | ab{2}c matches abbc . |
[] | Matches any of a set of characters. | a[bst]c matches abc , asc , or atc . |
- | Defines a range of characters inside square brackets. | [A-Za-z] matches any character in the English alphabet. [A-Za-zü] matches any character in the English alphabet or the German ü . |
. | Matches any single character. | a.c matches abc , a c , or a1c . |
^ | Matches the start of the input text. | ^P. matches Pe but not Pi in "Peter Piper." |
$ | Matches the end of the input text. | r.$ matches rs in "Peter Piper's peppers." |
| | Matches either of two expressions. | abc|ded matches abc or def . |
() | Grouping | A(abc|def) matches Aabc or Adef . |
\ | Escapes one of the other special characters, treating it as a literal character. | \. matches a literal period, rather than any character. |