/Javascript/jQuery/Check if jquery is loaded

Check if jquery is loaded

$(document).ready(function(){
  if (jQuery) {  
    // jQuery is loaded  
    alert("Yeah!");
  } else {
    // jQuery is not loaded
    alert("Doesn't Work");
  }
});

Source: stackoverflow.com

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!");
    }
}

Source: stackoverflow.com

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");
    }
}

Source: stackoverflow.com

Jquery check if document loaded

jQuery offers several ways to attach a function that will run when the DOM is ready. All of the following syntaxes are equivalent:

$( handler )
$( document ).ready( handler )
$( "document" ).ready( handler )
$( "img" ).ready( handler )
$().ready( handler )

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");
    }
}

Source: stackoverflow.com

Similar codes

1 vote123 views1 answer
Jquery calc height based on width
Javascript jQuery
0 vote112 views1 answer
Clear localstorage on click jquery
Javascript jQuery
0 vote119 views1 answer
Jquery add items to select input
Javascript jQuery
1 vote97 views1 answer
Jquery check if string contains specific word
Javascript jQuery
7 votes102 views3 answers
Jquery contains text
Javascript jQuery
0 vote126 views1 answer
How to show confirm message before delete using jquery
Javascript jQuery
0 vote108 views1 answer
Jquery plugin for searchable dropdown
Javascript jQuery
2 votes114 views2 answers
Jquery scroll to specific div
Javascript jQuery
0 vote94 views1 answer
Prepend option on 2nd index jquery
Javascript jQuery
2 votes100 views2 answers
Jquery scroll to id
Javascript jQuery