querySelector method - Element class - dart:html library (original) (raw)

Element? querySelector(

1. String selectors )

override

Finds the first descendant element of this element that matches the specified group of selectors.

selectors should be a string using CSS selector syntax.

// Gets the first descendant with the class 'classname'
var element = element.querySelector('.className');
// Gets the element with id 'id'
var element = element.querySelector('#id');
// Gets the first descendant [ImageElement]
var img = element.querySelector('img');

For details about CSS selector syntax, see theCSS selector specification.

Implementation

Element? querySelector(String selectors) native;