get data attribute value onclick link / button

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攒了一身酷
攒了一身酷 2021-02-20 11:50
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  • 2021-02-20 12:14

    You can't set all the elements a unique id. That's why it's happening only for the first element.

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  • 2021-02-20 12:15

    Use a unique id for each element

    var d=$(this).attr('data-datac');
    
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  • 2021-02-20 12:20

    You can get attribute values of an element using the attr in jquery like

    $('.home').on('click', function() {
    
        var d = $(this).attr('data-datac');      
        alert(d);   
    });
    

    F.Y.I

    If you will use id's as selector you can only get one element while on a class you can get reference all the elements containing that class

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  • 2021-02-20 12:23

    This should do the trick:

    var d = $(this).attr("data-datac");
    

    Also, you need to change your HTML to give each element a seperate id. But it can be a tedious task to bind click events for a number of different ids. So i'd bind it to a seperate class. For example:

    HTML

    <span class="btn btn-block btn-inverse btn-icon glyphicons home dateChanger" id="changeb1" data-datac="daily"><i></i>Daily</span>
    <span class="btn btn-block btn-inverse btn-icon glyphicons home dateChanger" id="changeb2" data-datac="1week"><i></i>1 Week</span>
    <span class="btn btn-block btn-inverse btn-icon glyphicons home dateChanger" id="changeb3" data-datac="monthly"><i></i>Month</span>
    <span class="btn btn-block btn-inverse btn-icon glyphicons home dateChanger" id="changeb4" data-datac="3Month"><i></i>3 Month</span>
    

    Javascript

    $(".dateChanger").click(function () {
        var d = $(this).attr("data-datac");
        alert(d);
    });
    
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  • 2021-02-20 12:25

    Your code is fine you have same id for more then one element which is not valid. The event will be binded to first element with given id in the DOM. Use common class instead of id to bind the event. You can use class selector to bind the event.

    Live Demo

    $('.btn').click(function() {
          var d = $(this).data('datac');      
          alert(d);   
    });
    
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  • 2021-02-20 12:33

    Its Simple....

     var data_value = $(this).attr("data-datac");
    
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