Code snippets

You will find here 15 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 ™.

In this snippet, we see how to create a unit test for a Twig template. This template contains a simple if tag like this: {% if cas...

Twig

Published on 2021-07-02 • Modified on 2021-07-02

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In this snippet, we see how to get the value of a Symfony form field inside a Twig template. We can access it with the help of the...

Symfony

Published on 2021-06-05 • Modified on 2021-06-05

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In this snippet, we see how to test if a block in a Twig template exists. It's sometimes helpful to know if one of the parent temp...

Twig

Published on 2021-05-22 • Modified on 2021-05-22

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In this snippet, we see how to get the current environment in a Twig template with Symfony. This is simple to do thanks to the twi...

Twig

Published on 2021-05-05 • Modified on 2021-05-05

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In this snippet, we will see how to access the logged user in a Twig template. This can be you through the app Twig global variabl...

Twig

Published on 2021-03-27 • Modified on 2021-03-27

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In this snippet, we will see how to get the block names of a Twig template. To do so, we must use the Twig\Environment service whi...

Twig

Published on 2020-08-08 • Modified on 2020-08-08

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In this snippet, we will see how to test the type of a variable in a Twig template. We will create a small extension for this purp...

Twig

Published on 2020-06-15 • Modified on 2020-06-15

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The function is not explode like in PHP. Instead, we can use the split filter (that internally uses the explode or str_split PHP f...

Twig

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

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In this snippet, we will see how to manually render checkboxes of a form with Twig. This can be useful when you have special thing...

Symfony

Published on 2020-01-21 • Modified on 2020-01-21

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Sometimes, it's useful to know the current route name in a Twig template. For example in a layout where you don't "receive" the ro...

Symfony

Published on 2020-01-09 • Modified on 2020-01-09

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