Code snippets

You will find here 112 code snippets I find useful so I don't have to Google ™ or Stackoverflow ™ them when I need. There are also code snippets I always forget! 😁 Sometimes, related links to the code will be available. The main difference with other random snippets you will find on the web is that in most cases (for the Symfony related ones) you will be able to run them directly from this website to check the output so you can verify it works as expected ™.

This snippet shows how to import a CSV file with the SplFileObject PHP class. What is excellent about this class is that it will a...

PHP

Published on 2024-07-06 • Modified on 2024-07-06

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This snippet shows how to replace UTF8mb4 characters like emojis with HTML entities in a string with PHP. It can be helpful, for e...

PHP

Published on 2024-06-22 • Modified on 2024-06-22

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This snippet shows how to memoize a pure function result on an object. The code comes from this snippet, thanks to the author, ca...

PHP

Published on 2024-06-01 • Modified on 2024-06-01

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This snippet shows how to detect four bytes encoded characters/emojis with PHP. This can be useful to avoid errors while inserting...

PHP

Published on 2024-05-17 • Modified on 2024-05-17

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This snippet shows how to transform an array into a traversable object with PHP. A reminder: iterable is a type hint introduced in...

PHP

Published on 2024-04-21 • Modified on 2024-04-21

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This snippet shows how to inject the APP_ENV and APP_DEBUG parameters in your Symfony services (or your controllers) with a bind. ...

Symfony

Published on 2024-04-13 • Modified on 2024-04-13

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This snippet shows three ways to create a date object from a timestamp with PHP. The trick with the @ prefix is not well known. No...

PHP

Published on 2024-02-27 • Modified on 2024-02-27

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This snippet shows how to use negative indices with PHP arrays. It is one of the breaking changes introduced by PHP 8. If an array...

PHP

Published on 2024-02-24 • Modified on 2024-02-24

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In the previous snippet, we saw how to list files of a directory and its subfolders with the RecursiveDirectoryIterator SPL class...

Symfony

Published on 2024-02-13 • Modified on 2024-02-13

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This snippet shows how to list files of a directory and its subfolders with PHP. There are several ways to achieve this goal, but ...

PHP

Published on 2024-02-12 • Modified on 2024-02-12

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