check if jquery is installed
if (typeof jQuery == "undefined") {
alert("JQuery is not installed");
} else {
alert("JQuery is installed correctly!");
}check if jquery is installed
if (typeof jQuery == "undefined") {
alert("JQuery is not installed");
} else {
alert("JQuery is installed correctly!");
}test if jquery works
/* Answer to: "test if jquery works" */
window.onload = function() {
if (window.jQuery) {
// jQuery is loaded
console.log("jQuery has loaded!");
} else {
// jQuery is not loaded
console.log("jQuery has not loaded!");
}
}Copyright © 2021 Codeinu
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