The first half of this tutorial introduced you to regular expressions and the Regex API. You learned about the ... s text that’s appended to a java.lang.StringBuffer object.

For simpler and more efficient coding, Java offers the Regex API. This two-part tutorial helps you get started with regular expressions and the Regex API. First we’ll unpack the three powerful ...

The Java Regex or Regular Expression is an API to define a pattern for searching or manipulating strings. It is widely used to define the constraint on strings such as password and email validation.