How do you filter a jQuery selector?
Given a jQuery object that represents a set of DOM elements, the .filter() method constructs a new jQuery object from a subset of the matching elements. The supplied selector is tested against each element; all elements matching the selector will be included in the result.
What does filter return in jQuery?
.filter( selector )Returns: jQuery. Description: Reduce the set of matched elements to those that match the selector or pass the function’s test. A string containing a selector expression to match the current set of elements against. A function used as a test for each element in the set. this is the current DOM element.
How do I match an existing jQuery object to a selector?
An existing jQuery object to match the current set of elements against. Given a jQuery object that represents a set of DOM elements, the .filter () method constructs a new jQuery object from a subset of the matching elements. The supplied selector is tested against each element; all elements matching the selector will be included in the result.
How to filter/search for specific elements in a table using jQuery?
Use jQuery to filter/search for specific elements. Type something in the input field to search the table for first names, last names or emails: Example explained: We use jQuery to loop through each table rows to check if there are any text values that matches the value of the input field.
Is there a double = in the attribute-equals selector?
There’s no need for the : or double = in your attribute-equals selector, it should just be: Also if you’re using invalid attributes, consider using data- attributes which are valid in HTML5, for example data-id instead of attributeid.
How do I filter a list based on its contents?
We can select the list items, then filter them based on their contents: This code will alter the first list item only, as it contains exactly one tag. Within the filter function, this refers to each DOM element in turn.
Is it OK to use custom attributes in jQuery?
@T.J. – I realize the w3c says that this is a no no, but when you build ‘software’ that is heavily dependent on jQuery you use custom attributes all the time and don’t worry about validation. I realize what you’re saying, and I agree with you, in fact so does W3C, otherwise they wouldn’t be added in HTML5.