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Q:

PHP Regular Expression for Bengali Word/Sentence

Hey everyone,

I hope you're doing well. I have a question regarding regular expressions in PHP, specifically for handling Bengali words or sentences. I'm currently working on a project where I need to validate and manipulate Bengali text using regular expressions.

I've searched online but couldn't find a definitive solution for this particular case. I know that regular expressions can be quite powerful, but I'm not sure how to construct one that can handle Bengali characters correctly.

So, my question is, does anyone have experience working with regular expressions in PHP to handle Bengali text? If so, could you please share your expertise and provide an example of a regular expression that can handle Bengali words or sentences?

Any help or guidance would be greatly appreciated. Thank you in advance!

Best regards,
[Your Name]

All Replies

qsauer

Hi [Your Name],

I have also encountered the need to work with Bengali text using regular expressions in PHP. While the solution provided by User 1 is indeed helpful, I found that it may not cover all cases, especially when dealing with more complex word patterns.

To address this, I discovered that using the `\X` Unicode property can be quite effective. It matches any individual extended grapheme cluster, which is a sequence of one or more Unicode characters that combine to form a single unit. Bengali text often includes combined characters, such as those with maatras, or vowel signs.

Let me show you an example:

php
$text = "আমার দেশ বাংলাদেশ";
$pattern = '/^\X+$/u';

if (preg_match($pattern, $text)) {
echo "The text consists of Bengali words or sentences.";
} else {
echo "The text contains characters that are not Bengali.";
}


In this case, the regular expression pattern `'/^\X+$/u'` ensures that the `$text` variable contains only Bengali words or sentences, taking into account any combined characters.

By using the `\X` Unicode property, you can handle Bengali text more accurately, especially when it includes characters with maatras or other combining marks.

I hope this provides you with another approach to consider when working with Bengali text in PHP using regular expressions. If you have any further questions, feel free to ask!

Best regards,
User 2

rhowell

Hey [Your Name],

I've worked with regular expressions in PHP for handling Bengali text before, so I might be able to help you out. When dealing with Bengali characters, one important thing to consider is that they fall under the Unicode range, specifically the Bengali Unicode block.

To match Bengali words or sentences using regular expressions in PHP, you can use the `\p{Bengali}` Unicode property. This property matches any character within the Bengali script. Here's an example:

php
$text = "আমি বাংলায় কথা বলি";
$pattern = '/^\p{Bengali}+$/u';

if (preg_match($pattern, $text)) {
echo "The text contains only Bengali characters.";
} else {
echo "The text contains characters that are not Bengali.";
}


In this example, the `preg_match` function checks if the `$text` variable contains only Bengali characters by using the regular expression pattern `'/^\p{Bengali}+$/u'`. The `u` modifier ensures that the pattern is treated as Unicode.

I hope this helps you get started with handling Bengali text using regular expressions in PHP. Let me know if you have any further questions!

Cheers,
User 1

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