1. iRegEx app is one tool to learn, build, & test Regular Expressions (RegEx / RegEx).
2. You can share your Regular Expressions.
3. Many many friends share their Regular Expressions.
4. iRegEx provides real-time visual results, syntax highlighting, tooltips so its easy and fun to explore Regular Expressions.
5. Browse through the Library and test different tokens to see what they do, then check out the Examples to see how tokens work together