The querySelector() method returns the first child element that matches a specified CSS selector(s) of an element . Note: The querySelector() method only returns the first element that matches the specified selectors. To return all the matches, use the querySelectorAll() method instead.
Read moreWhat is getAttribute in JavaScript?
JavaScript getAttribute() method The getAttribute() method is used to get the value of an attribute of the particular element . If the attribute exists, it returns the string representing the value of the corresponding attribute. If the corresponding attribute does not exist, it will return an empty string or null.
Read moreHow do I get the value of a querySelector?
Get Input Value in JavaScript
Read moreHow do I use querySelector with data attribute?
Use the querySelector method to get an element by data attribute, e.g. document. querySelector(‘[data-id=”box1″]’) . The querySelector method returns the first element that matches the provided selector or null if no element matches the selector in the document.
Read moreWhat are the attribute of an element?
Attributes define additional characteristics or properties of the element such as width and height of an image . Attributes are always specified in the start tag (or opening tag) and usually consists of name/value pairs like name=”value” . Attribute values should always be enclosed in quotation marks.
Read moreWhat does the querySelectorAll () method do?
The Document method querySelectorAll() returns a static (not live) NodeList representing a list of the document’s elements that match the specified group of selectors .
Read moreHow do you select an element by attribute?
The [attribute^=”value”] selector is used to select elements with the specified attribute, whose value starts with the specified value. The following example selects all elements with a class attribute value that starts with “top”: Note: The value does not have to be a whole word!
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