JavaScript DOM HTML method: querySelectorAll()
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The querySelectorAll() method (when
applied to HTML
elements in the JavaScript
DOM) returns
first (child) element that matches specified CSSSelector.
It
has the following syntax with the following parameters. It returns a NodeList object representing the first
element that matches the specified CSSSelectoroes not return
any value. If the selector(s) is invalid then it throws a SYNTAX_ERR exception.
The number of such elements can be identified from the length property of the
NodeList object, and individual elements can then be accessed using relevant
index numbers applied to the NodeList object.
element.querySelectorAll(CSSSelectors)
Parameter
|
Required / Optional
|
Description
|
CSSSelectors
|
Required
|
String specifying one
or more CSSSelectors. For multiple selectors, separate each one with a
comma.
|
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