/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

18 votes332 views6 answers
CHECK IF element is hidden jquery
Javascript jQuery
0 vote328 views2 answers
Show 10 entries datatable jquery hide
Javascript jQuery
0 vote342 views1 answer
Jquery: finding all the elements containing the text present in an array
Javascript jQuery
0 vote295 views1 answer
Select by style in jquery
Javascript jQuery
1 vote315 views2 answers
Jquery read href attribute
Javascript jQuery
1 vote316 views5 answers
Jquery datepicker
Javascript jQuery
0 vote346 views1 answer
Jquery do something if toggle open and close
Javascript jQuery
0 vote320 views1 answer
Jquery remove all alerts
Javascript jQuery
5 votes301 views3 answers
Jquery create new line table
Javascript jQuery
0 vote380 views2 answers
Onload set scroll on top of page jquery
Javascript jQuery