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Chapter 13. Using Regular Expressions > Building a RegEx Testing Page

Building a RegEx Testing Page

Sometimes it's a lot easier to craft a regular expression if you have an interactive environment to play with. The example listings for this chapter include a convenient regular expression “tester” page for creating or troubleshooting your regular expressions. You can also use this tester page to work through some of the RegEx syntax examples in the final section of this chapter, “Crafting Your Own Regular Expressions.”

To use the page, follow these steps:


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