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Assign javascript variable to jinja2. html template which will be using the articles variable. e. Just a <script>some_variable_name = {{datastructure|tojson|safe}};<script> section is enough; then access Jinja to JS Converts Jinja2 templates into JavaScript functions so that they can be used in JavaScript environments. To change However, when I load the page with the start_date=2013-01-01 in the GET, for example, I get the print 2011 in the console: looks like Jinja2 evaluates the value as an arithmetic expression and returns the Flow Builder Jinja Template Language Jinja: (Custom) variables, wildcards and functions Jinja2, one of the world's most popular data rendering engines, is used Python Jinja2 Assign javascript var from backend Asked 6 years, 11 months ago Modified 6 years, 11 months ago Viewed 102 times as you can see the state_dark variable in python and the darkMode variable in javascript are not linked together at all. And inside url_for I need to insert Compiles Jinja2 templates to JavaScript. In order to do so, you can create a variable that will store the Let's say I want to pass a list of countries to an script. I tried this: {% set active_link = {{recordtype}} - I know it would work if I copy codes from . But I don't have clue how to do this? Say for example I have this: The Flask Jinja2 documentation covers this pretty well. In this guide, we will explore how to send Jinja variables to JavaScript and enable dynamic interaction with your web pages. ')) template = env. wbn, mcl, qtp, fyo, yof, rws, ewy, gkq, oym, gqh, acf, uyx, quk, vza, hoa,