JQuery Content Manipulation Tutorial videos for Beginner - PowerPoint PPT Presentation

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JQuery Content Manipulation Tutorial videos for Beginner

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Title: JQuery Content Manipulation Tutorial videos for Beginner


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JQuery Content Manipulation Tutorial Videos for
Beginner by
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Highlights
  • CSS classes Manipulation
  • New content Insertion
  • Deletion of elements from DOM
  • Get and Set Attributes

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CSS classes Manipulation
jQuery has several methods for CSS manipulation,
They are
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Installing visual studio
  • addClass() adds one or more classes to the
    selected elements
  • removeClass() removes one or more classes from
    the selected elements
  • toggleClass() toggles between adding/removing
    classes from the selected elements
  • css() sets or returns the style attribute

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New content Insertion
  • JQuery is popular JavaScript library, with out
    any trouble we can manipulate (replace, insert,
    remove elements) in an HTML document.
  • jQuery Append method uses to create or insert new
    elements in DOM.
  • Before adding an element to the document, we need
    to create the element, .createElement() function
    is used create a new element.
  • Syntax var div document.createElement('div')
  • 4. Now you need to call .appendChild()
    function to insert new element.

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New content Insertion
  • Syntax document.body.appendChild(div)
  • Now inspect the document in Developer Tool, you
    will see a div element been inserted, before the
    body closing tag(lt/bodygt).

http//www.hongkiat.com/blog
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Deletion of elements from DOM
  • JQuery allows you to delete elements from DOM
    using following functions.

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Deletion of elements from DOM
  • .detach() function Remove the set of matched
    elements from the DOM.
  • .empty() function Remove all child nodes of the
    set of matched elements from the DOM.
  • .remove() function Remove the set of matched
    elements from the DOM.
  • .unwrap() function Remove the parents of the set
    of matched elements from the DOM, leaving the
    matched elements in their place.

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Get and Set Attributes
  • JQuery provides three methods to get and set
    attributes for the elements. They are text(),
    html(), val().
  • text() method set or return the text content of
    selected elements
  • html() method sets or returns the text content of
    selected elements
  • val() method sets or returns the value of form
    fields.

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Thank you
Thank You for Watching JQuery Content
Manipulation Tutorial Videos for Beginner by
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