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To get the text contents of all matched elements using jQuery, use the text() method. You can try to run the following code to get text contents of all matched elements using jQuery −ExampleLive Demo The Selector Example $(document).ready(function() { $("#button1").click(function(){ var content = $("#pid2").text(); alert(content); }); }); .red { color:red; } .green { color:green; } This is first paragraph. This is second paragraph. Get
To get the innerHTML of a div tag in jQuery, use the class with innerHTML. You can try to run the following code to learn how to get innerHTML of a div tag using jQuery −ExampleLive Demo $(document).ready(function(){ $("#button1").click(function(){ var one = $('.a').innerHTML; alert(one); }); }); Value one Get
To replace innerHTML of a div tag, use the html() method. The dot notation calls the html() method to replace the inner html with the parameter placed between, i.e. Demo here. The html() here modifies the .innerhtml.ExampleYou can try to run the following code to to replace innerHTML of a div tag using jQuery −Live Demo $( document ).ready(function() { $('.myclass').html('Demo'); }); Hello World
The html() method sets or returns the content of elements selected. jQuery has a some methods to manipulate attributes, including the html() method. These are DOM related methods. The attributes include, text() – This method sets or returns the text content of elements selected.html() – This method sets or returns the content of elements selected.val() – This method sets or returns the value of form fields.ExampleYou can try to run the following code to learn how to work with html() method −Live Demo $(document).ready(function(){ $("#button1").click(function(){ alert("Using text- " + $("#demo").text()); ... Read More
To toggle between two classes in jQuery, use the addClass() and removeClass() method. You can try to run the following code to toggle between two classes in jQuery −ExampleLive Demo $(document).ready(function(){ $("a").click(function(){ $("a.active").removeClass("active"); $(this).addClass("active"); }); }); .active { font-size: 22px; } One Two Click any of the link above and you can see the changes.
To check if an element has a certain class name with jQuery, use the hasClass() method. You can try to run the following code to check if an element has a certain class name i.e. 'myclass' in the following example:ExampleLive Demo $(document).ready(function(){ $("button").click(function(){ alert($("h2").hasClass("myclass")); }); }); .myclass { color: blue; } Heading This is demo text. Check: The h2 element has 'myclass' class?
The hasClass() method is used to check if an element has a class in jQuery. jQuery is a JavaScript library introduced to make development with JavaScript easier. It reduces the development timeExampleYou can try to run the following code to check if an element has a class in jQuery −Live Demo $(document).ready(function(){ $("button").click(function(){ alert($("h1").hasClass("myclass")); }); }); .myclass { color: blue; } Heading This is demo text. Check: The h1 element has 'myclass' class?
The code which gets included inside $( window ).on( "load", function() { ... }) runs only once the entire page is ready (not only DOM).Note: The load() method deprecated in jQuery version 1.8. It was completely removed in version 3.0. To see its working, add jQuery version for CDN before 3.0.ExampleYou can try to run the following code to learn how to use $(window).load() method in jQuery −Live Demo $(document).ready(function(){ $("img").load(function(){ alert("Image successfully loaded."); }); }); Note: The load() method deprecated in jQuery version 1.8. It was completely removed in version 3.0. To see its working, add jQuery version for CDN before 3.0.
To initialize jQuery in a web easy is quite easy. You can try to run the following code to learn how to initialize jQuery in a web page. We’re using Google CDN to add jQuery. Microsoft CDN is also available for the same purpose of adding jQuery library to HTML.ExampleLive Demo jQuery Function $(document).ready(function() { $("div").click(function() {alert("Welcome to Tutorialspoint!");}); }); Click on this to see a dialogue box.
To add and remove HTML attributes with jQuery, use the addClass() and removeClass() method.You can try to run the following code to add and remove HTML attributes with jQuery −ExampleLive Demo jQuery Example $(document).ready(function(){ $( '#add' ).click( function () { $('#page_navigation1').addClass( 'blue-class' ); }); $( '#remove' ).click( function () { $('#page_navigation1').removeClass( 'blue-class' ); }); }); .blue-class { background-color: blue; font-size: 30px; } Demo Add Remove