Answers for "javascript data set"

javascript get data-id attribute

//get data-id attribute in plain Javascript
var element = document.getElementById('myDivID');
var dataID = element.getAttribute('data-id');

//get data-id using jQuery
var dataID = $('myDivID').data('data-id');

dataset js

for javascript : 
webappData.getAttribute('data-id');
document.querySelector('#elementId').dataset.id = 'value';

for jquery : 
$(element).attr('data-key', 'value');

how to use data sets javascrip[t

const article = document.querySelector('#electric-cars');
// The following would also work:
// const article = document.getElementById("electric-cars")

article.dataset.columns // "3"
article.dataset.indexNumber // "12314"
article.dataset.parent // "cars"