backoffice/web/js/users.js

checkToken();
signOut();
var id = getQuery("id");

if(id.length > 0){
    instance.get("users/"+id, {withCredentials: true})
        .then(function(response){
            var listValue = [ "id", "pseudo", "name", "firstName", "email"];
            for (var i=0; i<listValue.length; i++){
                document.getElementById(listValue[i]+"UpdateInput").value=response.data[listValue[i]];
            }
            
        })
        .catch(function(error){
            console.log(error);

        });
}