Regular Expression Example
Below, you will find many example patterns that you can use for and adapt to your own purposes. Key techniques used in crafting each regex are explained, with links to the corresponding pages in the tutorial where these concepts and techniques are explained in great detail. If you are new to regular expressions, you can take a look at these examples to see what is possible. RegexBuddy offers the fastest way to get up to speed with regular expressions. Oh, and you definitely do not need to be a programmer to take advantage of regular expressions! Grabbing HTML Tags <TAG\b[^>]*>(.*?) <([A-Z][A-Z0-9]*)\b[^>]*>(.*?) Trimming Whitespace You can easily trim unnecessary whitespace from the start and the end of a string or the lines in a text file by doing a regex search-and-replace. More Detailed Examples Numeric Ranges. Matching a Floating Point Number. Matching an Email Address. Matching an IP Address. Matching Valid Dates. Finding or Verifying Credit Card Numbers. Matching Complete Lines.