CloneNode Error When Session Set Values in Meteor

Question

In My Meteor Project Session Set Array of Mapping Functions Return CloneNode Error!. Code is Here

   var SubCategory = $(':checkbox[name=SubCategory]:checked').map(function() {


});

console.log(SubCategory);
Session.set( "subCategory", SubCategory);

And Console Output Here

["category1", "category2", prevObject: jQuery.fn.init[2]]

Error in Console: Uncaught TypeError: elem.cloneNode is not a function

Answer 1

I have Solve This Question.

SubCategory(event){
let checked = event.target.checked;
let subcategory= [];
var SubCategory = $(':checkbox[name=SubCategory]:checked').map(function(value,index) {

   subcategory.push(index.value);

 });
Session.set( "subCategory", subcategory);
}

Result in console:

["category1", "category2"]