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How-to articles, tricks, and solutions about REGEX

Create URL Slug from String

If URL contains spaces they will be replaced by %20 so if you are linking to the page. Replace all the spaces in URL with a hyphen with this super simple PHP snippet. Use preg_replace regular expression.

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E-mail Validation

There are some ways to validate an email via PHP. See an example of how to validate an email via PHP with the help of preg_match regular expression.

php validation email regex

How to Check Whether a String Matches a RegEx in JavaScript

Read and learn two methods used to check whether a string matches RegEx in JavaScript. Also, see which method is the fastest and differences between them.

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How to Compare Strings in Java

The comparison of strings is one of the mostly used Java operations. If you’re looking for different ways to compare two strings in Java, you’re at the right place.

java string regex

How to Split a String in Java

Learn the ways to split a string in Java. The most common way is using the String.split () method, also see how to use StringTokenizer and Pattern.compile ().

java string regex

URL Validation

There are some ways to validate a URL via PHP. See an example of how to validate a URL via PHP with the help of preg_match regular expression.

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