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Q:

Regular expression that match letters from all language php

Hi everyone,

I have been trying to find a regular expression in PHP that can match letters from all languages. I've searched online and found some solutions, but they don't seem to cover all languages. I need a solution that can handle characters from any language, including special characters and diacritics.

Currently, I am working on a project that involves processing user input, and I want to ensure that I only accept letters from any language in the world. I am aware that there are different character sets and encoding standards, so I need a regex pattern that can handle any kind of input.

If anyone has faced a similar issue or has any knowledge about handling multi-language characters in PHP regex, I would greatly appreciate your guidance. Any example code or concepts that I can study would be incredibly helpful. Thank you in advance for your assistance!

Best,
[Your Name]

All Replies

oliver.bartell

Greetings everyone,

I encountered a similar requirement in my PHP project, where I needed to match letters from all languages using regular expressions. After some trial and error, I discovered a regex pattern that worked well for me.

I used the following pattern: `/^[\p{L}\p{M}]+$/u`

Let's break it down together:
- The `^` and `$` anchors ensure that the entire string consists solely of letters.
- The `[\p{L}\p{M}]` part matches Unicode letters or letter marks (diacritics) characters. `\p{L}` represents letters from any language, while `\p{M}` matches diacritics or accents. By having the `+` quantifier, we ensure that there are one or more of these characters in the string.
- The `/u` modifier is crucial for Unicode matching.

Bear in mind that you may need to adjust the pattern according to your specific needs. Additionally, it's vital to verify that your PHP setup fully supports Unicode characters to avoid any unexpected issues.

I hope this solution aids you in achieving the desired functionality in your project!
[Your Name]

ward.tessie

Hey folks,

I had a somewhat similar situation a while ago where I needed to match letters from multiple languages using regular expressions in PHP. It was a bit challenging finding a solution that covered all possible scenarios, but I eventually stumbled upon a regex pattern that worked for me.

The pattern I used looked something like this: `/^[\p{L}\p{M}]+$/u`.

Let me break it down for you:
- The `^` and `$` anchors ensure that the entire string consists only of letters.
- The `[\p{L}\p{M}]` part matches Unicode letters or letter marks (diacritics) characters. `\p{L}` stands for letters from any language, while `\p{M}` matches diacritics or accents. The `+` quantifier confirms there are one or more of these characters in the string.
- The `/u` modifier is necessary for Unicode matching.

Please note that you might have to tweak the pattern depending on your specific use case. Also, verify that your PHP installation properly supports Unicode characters to avoid any unexpected issues.

Hope this information proves helpful in your project!
[Your Name]

brown29

Hey there,

I had a similar requirement in a project where I needed to match letters from all languages using regular expressions in PHP. After some research and experimentation, I found a regex pattern that worked well for me.

Here's the pattern I used: `/^[\p{L}\p{M}]+$/u`

Let me break it down for you:
- `^` and `$` ensure that the entire string consists of letters only.
- `[\p{L}\p{M}]` matches any Unicode letter or letter marks (diacritics) character. The `\p{L}` matches letters from any language and `\p{M}` matches diacritics or accents. The `+` quantifier ensures that there are one or more of these characters in the string.
- The `/u` modifier is essential for Unicode matching.

Please note that you might need to adjust the pattern based on the specific requirements of your project. Also, make sure that your PHP installation supports Unicode characters properly.

Hope this helps!
[Your Name]

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