How to get element ID in JavaScript ?

In JavaScript, the simplest way to get the ID of a given element (<div id="monId">) is to use the attribute .id.

element.id

Here is an example :

var el = document.getElementById('myId');

// Should display myId
console.log (el.id);

The same attribute can be used to define the ID of the element:

element.id = 'newId';

In JavaScript, the simplest way to get the ID of a given element is to use the attribute .id.

element.id

Here is an example :

var el = document.getElementById('myId');

// Should display myId
console.log (el.id);

The same attribute can be used to define the ID of the element:

element.id = 'newId';

The simplest way to get the ID of a given element is to use the attribute .id.

element.id

Here is an example :

var el = document.getElementById('myId');

// Should display myId
console.log (el.id);

The same attribute can be used to define the ID of the element:

element.id = 'newId';

The simplest way to get the ID of a given element is to use the attribute .id.

element.id

Here is an example :

var el = document.getElementById('myId');

// Should display myId
console.log (el.id);

The same attribute can be used to define the ID of the element:

element.id = 'newId';