How to include language in a query with xili-language ?

In the lines above, the WP_Query is called with query vars as in URI. Currently, the result is good because the request will be now transformed in an array of params (and taxonomy).

TIPS: But it is possible to give a better description with arrays passed as below (remember ‘language’ is a taxonomy since 6 years):

For more accurate query, it will be easier to introduce others parameters (taxonomy, custom fields (meta), sorting…)..

Reference in codex.