dataset httml setup code example

Example 1: html javascript find data attribute

//javascript get html data attribute
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const btns=document.querySelectorAll('button[data-id]');
[...btns].forEach(btn => console.log(btn.getAttribute('data-id')))

Example 2: get data attribute javascript

// 


const el = document.querySelector('#element')
el.dataset.name // 'john'