javascript dataset

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Lioruby answered on June 30, 2020 Popularity 10/10 Helpfulness 4/10

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//html file
<div id="user" data-user-id="2" data-user-date-of-birth="03/03/1993">
 <p> Hello ! </p>
</div>

//js file
const user = document.getElementById('user')

console.log(user.dataset.userId) // => 2

console.log(user.dataset.userDateOfBirth) // => '03/03/1993'

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: dataset javascript

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Contributed on Dec 07 2020

Lioruby

0 Answers Avg Quality 2/10

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

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

Popularity 10/10 Helpfulness 5/10 Language javascript

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Contributed on Jun 30 2020

Lokesh003

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js dataset

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<div id="user" data-id="1234567890" data-user="johndoe" data-date-of-birth>John Doe</div>

const el = document.querySelector('#user');

// el.id === 'user'
// el.dataset.id === '1234567890'
// el.dataset.user === 'johndoe'
// el.dataset.dateOfBirth === ''

Popularity 9/10 Helpfulness 3/10 Language javascript

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Contributed on Aug 26 2022

AhmedHassan

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dataset js

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const el = document.querySelector('#user');

// el.id === 'user'
// el.dataset.id === '1234567890'
// el.dataset.user === 'johndoe'
// el.dataset.dateOfBirth === ''

// set a data attribute
el.dataset.dateOfBirth = '1960-10-03';
// Result: el.dataset.dateOfBirth === '1960-10-03'

delete el.dataset.dateOfBirth;
// Result: el.dataset.dateOfBirth === undefined

if ('someDataAttr' in el.dataset === false) {
  el.dataset.someDataAttr = 'mydata';
  // Result: 'someDataAttr' in el.dataset === true
}

Popularity 10/10 Helpfulness 2/10 Language javascript

Source: developer.mozilla.org

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Contributed on Aug 24 2021

Super Squirrel

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dataset javascript

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-1

<body>
<div id = "id_name" data-tagName = "value" data-tagName1 = "value">
Display Data
</div>
<script>
const variable_name = document.getElementById('id_name');
console.log(variable_name.dataset);
</script>
</body>

Popularity 9/10 Helpfulness 1/10 Language javascript

Source: www.educba.com

Tags: dataset

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Contributed on Sep 07 2022

Overhead Worker.

0 Answers Avg Quality 2/10

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