Regular Expression is used to extract a substring from a string. To learn more about regular expressions see RegExr.
Match 0
.Multiple
is checked. Escape sequences as \n\r\t
can be used.Extract text that is before or after specific keywords.
By using capture groups, it is easier to extract a specific string from the text without writing complicated regular expressions.
text | regex | capture group | result |
---|---|---|---|
price: $14.99 inc.VAT | price:\s+([^\s]+) |
1 | $14.99 |
4.2 out of 5 stars | ([^\s]+) out of |
1 | 4.2 |
date: 2014-08-20 | \d+-\d+-\d+ |
0 | 2014-08-20 |