Found 614 Questions for JQuery

Display form values after clicking Submit button using event.preventdefault() - jQuery?

AmitDiwan
Updated on 09-Nov-2020 10:46:21
For this, use document.getElementById(“”) along with addEventListener().ExampleFollowing is the code − Live Demo            Document           FirstName:                           LastName:                                  const formDetails = document.getElementById("details");    formDetails.addEventListener("submit", async (ev) => {       ev.preventDefault();       var fName = document.getElementById("firstName").value;       var lName = document.getElementById("lastName").value;       console.log("First Name=" + ... Read More

Way of validating RadioBoxes with jQuery?

AmitDiwan
Updated on 09-Nov-2020 10:42:23
Following is how you can validate RadioBoxes with jQuery −ExampleFollowing is the code − Live Demo            Document           Gender:       Male       Female             isStudent:       yes       No                    var nameValues = 'gen;student'.split(';');    $(function () {       $("form").on("submit", function (ev) {          if (nameValues.filter(val => $(`input[name=${val}]:checked`).length === 0).length > 0) {   ... Read More

Set a fixed element and scroll another - jQuery

AmitDiwan
Updated on 09-Nov-2020 07:30:18
Let’s say the following is our fixed element div −    Fixed The CSS style to fix the above element −.fixedElement {    position: fixed;    background-color: skyblue;    top: 0;    left: 0;    right: 0; }Following is our element, which will be scrolled −    David Miller Now, use the window.scrollTo().ExampleLet us see the complete code − Live Demo            Document    .fixedElement {       position: fixed;       background-color: skyblue;       top: 0;       left: 0;       right: ... Read More

Access the file contents from inside the callback function and display on console – jQuery

AmitDiwan
Updated on 09-Nov-2020 07:24:35
Let’s say the following is our file and we need to read this file using jQuery.The name of the file details −ExampleFollowing is the code − Live Demo            Document        function chooseFile() {       dataFromMyFile = document.getElementById("readFileDemo").files[0];       readDataFromFile = new FileReader();       readDataFromFile.onload = () => {          data = readDataFromFile.result;          console.log("Your File Data is=");          console.log(data);       };       readDataFromFile.readAsText(dataFromMyFile);    } ... Read More

Output only the first word from select list value - jQuery?

AmitDiwan
Updated on 09-Nov-2020 06:58:31
Let’s say the following is our select −    Get First Name    Get First Name Only To get only the first word, use split() on the basis of space and can select the 0th index value.ExampleFollowing is the code − Live Demo            Document        Get First Name    Get First Name Only        function showFirstValue(choosenObject) {       var allValues = choosenObject.value.split(" ");       var firstValue = allValues[0];       console.log("The first Name=" + firstValue);    } ... Read More

How to put url into a variable when button is clicked - jQuery?

AmitDiwan
Updated on 09-Nov-2020 06:55:08
For this, call a function on button click.ExampleFollowing is the code − Live Demo            Document           ClickMeToCopyURL        https://www.tutorialspoint.com/index/    function demoForCopyURL(e) {       event.preventDefault();       var rootText = event.target.parentElement.innerText       var btnText = event.target.innerText       var originalURLValue = rootText.substring(btnText.length + 1)       console.log("THE URL IS=" + originalURLValue)    } To run the above program, save the file name “anyName.html(index.html)”. Right click on the file and select the option “Open with Live Server” in VSCode editor −OutputThis will produce the following output on console −On clicking the button, you will get the following output on console −

Remove next element using jQuery?

AmitDiwan
Updated on 09-Nov-2020 06:37:54
To remove the next element in jQuery, use the remove().ExampleFollowing is the code − Live Demo            Document                    cancel(X)          Demo                            cancel(X)          Demo                            cancel(X)          Demo                          $(".demo1").click(function () {       $(this).parent().next("hr").remove();       $(this).parent().remove();       return false;    }); To run the above program, save the file name “anyName.html(index.html)”. Right click on the file and select the option “Open with Live Server” in VSCode editor −OutputThis will produce the following output −Whenever you click the cancel(X), the jQuery will remove the element. This will produce the following output −

Use jQuery to get values of selected checkboxes?

AmitDiwan
Updated on 26-Oct-2020 10:56:01
Yes, we can use jQuery to get values of selected checkboxes using the concept of input. We have to also use the :checked selector.ExampleFollowing is the code −            Document        Cricket        Listening Music Reading NewsPaper Click Me    $(document).ready(function () {       $("button").click(function () {          $('input[name="checkDemo"]:checked').each(function () {             console.log(this.value);          });       });    }); To run the above program, save the ... Read More

Match the style of
 element while performing paste - jQuery?
                        

AmitDiwan
Updated on 03-Oct-2020 15:02:13
For this, use tag. Set it to contenteditable −We have set the following style for paste −    pre {       min-height: 150px;       min-width: 300px;       font-family: 'Times New Roman', Times, serif;       white-space: pre;       background-color: rgb(19, 22, 27);       color: #98d8e7;    } Now, you can use paste event listener −var getTheData = document.getElementById('data'); getTheData.addEventListener('paste', PutTheDataOnEditor);ExampleFollowing is the code − Live Demo            Document pre {    min-height: 150px;    min-width: 300px;    font-family: ... Read More

How to get value of data attribute and use it in jQuery?

AmitDiwan
Updated on 03-Oct-2020 14:57:06
To get value of data attribute, use −$(“yourSelector”).data()The following is our input type with data attribute −ExampleFollowing is the code − Live Demo            Document        var value = $('#txtValue').data('value');    console.log("The value is=" + value); OutputThe output is as follows −
Advertisements