In a regular expression, square brackets are used to indicate character classes, which matches any of the characters in the character set.| www.regular-expressions.info
In a regular expression, the asterisk or star causes the preceding token to be matched zero or more times, and the plus one or more times.| www.regular-expressions.info
Understanding how a regex engine works internally enables you to craft better regular expressions by learning how to think like a regex engine.| www.regular-expressions.info
EditPad Pro is a convenient text editor which supports regular expressions in its powerful search and replace functionality. You can also create custom syntax coloring or highlighting schemes using regular expressions.| www.regular-expressions.info
If you have written regular expressions before, you know that the regex syntax can be hard to keep track of. Certainly when writing a regex pattern that uses plenty of grouping and alternation.| www.regexbuddy.com
In regular expressions, \b anchors the regex at a word boundary or the position between a word and a non-word character, or vice versa.| www.regular-expressions.info