typescript - How to remove the all child classes from the parent in JavaScript

Question

I want to remove the bootstrap child classes row from the parent element .But not working for me showing the errors.

the code is

 if(document.getElementById(v)){
        console.log(v)
        document.getElementById("mapper").removeChild(document.getElementsByClassName("row"))
       //document.getElementById("mapper").classList.remove('row');
     

      }

question from:https://stackoverflow.com/questions/66061991/how-to-remove-the-all-child-classes-from-the-parent-in-javascript

Answer 1

Considering element with id="mapper" is your parent element and you want to remove children's row class. Try this :

var mapper = document.getElementById("mapper").children;
for(i=0; i<mapper.length;i++) {
   mapper[i].classList.remove("row")
}