Code snippets

You will find here 109 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 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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This snippet shows how to check if a string contains valid JSON with PHP. This function was introduced in PHP 8.3 to avoid using j...

PHP

Published on 2024-02-07 • Modified on 2024-02-07

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In a previous snippet, we saw a (ugly) hack to convert a string variable to an integer. Here, we validate with the multi-purpose ...

PHP

Published on 2024-01-19 • Modified on 2024-01-19

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This snippet shows how to install a Symfony beta version with the Symfony binary. Note that if a new major version is released, it...

Symfony

Published on 2023-10-28 • Modified on 2023-10-28

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