Code snippets

You will find here 21 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 ™.

Here is a typical PHPStan configuration file for a Symfony project. I have added some links to the documentation, so you know what...

Symfony

Published on 2020-11-11 • Modified on 2020-11-20

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In this snippet, we will see how to check if a date corresponds to a working day. To do so, we have to use the 'N' (upper case) pa...

PHP

Published on 2020-10-02 • Modified on 2020-10-02

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In this snippet, we will see how to check if a French SIRET number is valid with the Luhn algorithm. Check out the Wikipedia page ...

algorithm

Published on 2020-09-24 • Modified on 2020-09-24

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In this snippet, we will see how to test if the code throws an exception. We will use the PHPUnit expectException() function with ...

phpunit

Published on 2020-09-20 • Modified on 2020-09-20

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In this snippet, we will see how to test raw PHP code with the built-in web server. Sometimes, it's useful to use a clean context ...

PHP

Published on 2020-07-26 • Modified on 2020-07-26

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In this snippet, we will see how to get a variable from an include. Here, we affect the return value of an include call to the $de...

PHP

Published on 2020-07-25 • Modified on 2020-07-25

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In this snippet, we will see how to extract a result from an array using the array_reduce PHP function and a closure. I get all th...

PHP

Published on 2020-07-11 • Modified on 2020-07-11

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I always forget this one. We must set the preferred_state setting. Once the package is installed, you can restore the previous set...

PHP

Published on 2020-04-01 • Modified on 2020-04-01

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In this snippet, we will see how to sort a PHP array by descending numerical value. That the type of code I sometimes forget and w...

PHP

Published on 2020-02-07 • Modified on 2020-02-07

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The str_split function is not well known. It converts a string into an array of characters (with the default second parameter). It...

PHP

Published on 2019-12-05 • Modified on 2019-12-05

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