Answers for "how to check if jquery exists"

3

check if jquery is installed

if (typeof jQuery == "undefined") {
  alert("JQuery is not installed");
} else {
  alert("JQuery is installed correctly!");
}
Posted by: Guest on July-07-2020
2

how to check if jquery is loaded

window.onload = function() {
    if (window.jQuery) {  
        // jQuery is loaded  
        alert("Yeah!");
    } else {
        // jQuery is not loaded
        alert("Doesn't Work");
    }
}
Posted by: Guest on May-18-2020

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