/Javascript/jQuery/Group by hash in jquery

Group by hash in jquery

const users = [{
    name: "Jim",
    color: "blue"
  },
  {
    name: "Sam",
    color: "blue"
  },
  {
    name: "Eddie",
    color: "green"
  },
  {
    name: "Robert",
    color: "green"
  },
];
const groupBy = (arr, key) => {
  const initialValue = {};
  return arr.reduce((acc, cval) => {
    const myAttribute = cval[key];
    acc[myAttribute] = [...(acc[myAttribute] || []), cval]
    return acc;
  }, initialValue);
};

const res = groupBy(users, "color");
console.log("group by:", res);

Source: stackoverflow.com

Similar codes

0 vote166 views1 answer
Onclick css display jquery
Javascript jQuery
2 votes158 views1 answer
Select a form by name jquery
Javascript jQuery
0 vote115 views1 answer
Jquery how do i remove emoji from string
Javascript jQuery
1 vote150 views1 answer
Jquery to hide a div
Javascript jQuery
0 vote185 views1 answer
How to set name attribute in jquery
Javascript jQuery
4 votes152 views1 answer
Go to anchor jquery
Javascript jQuery
84 votes190 views3 answers
Jquery google cdn
Javascript jQuery
11 votes168 views2 answers
JQuery check element has focus
Javascript jQuery
0 vote167 views1 answer
Jquery form id submit
Javascript jQuery
0 vote162 views1 answer
Jquery insert after next element
Javascript jQuery