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javascriptjquerygetscript

Check if the external js file is already loaded


On success of ajax request, i load a script using,

$.getScript(base_url + 'js/js_to_be_loaded.js');

Is there any way i could check if that particular script is already loaded ?

Thanks.


Solution

  • You need only to implement a success callback function.

    jQuery.getScript( url [, success(script, textStatus, jqXHR)] )
    

    like:

    $.getScript(base_url + 'js/js_to_be_loaded.js', onSuccess);
    
    function onSuccess(...)
    {
        // in this function you are guaranteed that it is loaded
        // so you can execute code based on the loaded js file or
        // set flags to let your code "know" that it is loaded
    }