Code snippets

You will find here 28 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 validate a JSON string with the json_validate() PHP function. This function was introduced in PHP 8.3 an...

PHP

Published on 2024-08-21 • Modified on 2024-08-21

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This snippet shows how to retrieve the data size in bytes of a PHP ini configuration value. We can use the ini_parse_quantity func...

PHP

Published on 2024-08-18 • Modified on 2024-08-18

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This snippet shows how to hide sensitive parameter values with the SensitiveParameter PHP attribute. PHP 8.2 introduced this param...

PHP

Published on 2024-08-15 • Modified on 2024-08-15

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This snippet shows how to format a date using the IntlDatePatternGenerator PHP class. We define a pattern, and then a "best" patte...

PHP

Published on 2024-08-03 • Modified on 2024-08-03

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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 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 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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This snippet shows how to convert an emoji into an HTML entity with PHP. This is a way to do it. I'll explore other possible solut...

PHP

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

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This snippet shows how to pick random keys of an array with PHP. This pickArrayKeys() is very convenient and, unlike most other ra...

PHP

Published on 2023-09-13 • Modified on 2023-09-13

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I continue my series about PHP 8.2 and the randomizer class. This time, we see how to shuffle an array thanks to the shuffleArray(...

PHP

Published on 2023-09-11 • Modified on 2023-09-11

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