Code snippets

You will find here 24 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 replace UTF8mb4 characters like emojis to HTML entities in a string with PHP. It can be useful, for exam...

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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This snippet shows how to shuffle bytes with PHP and the randomizer class. We use the shufflebytes() function. This function does ...

PHP

Published on 2023-09-10 • Modified on 2023-09-10

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This snippet shows how to get a random bounded integer with PHP. This time, we use the randomizer class introduced in PHP 8.2. If ...

PHP

Published on 2023-09-07 • Modified on 2023-09-07

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This snippet shows how to generate a big random integer with PHP. It uses an undocumented PHP 8.2 function! Well, there is a docu...

PHP

Published on 2023-07-02 • Modified on 2023-07-02

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This snippet shows how to generate a random token for a mail confirmation link using PHP and Symfony. The final length of the gene...

PHP

Published on 2023-07-01 • Modified on 2023-07-01

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