jquery check when element is loaded code example

Example 1: check if jquery is loaded

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

Example 2: call a function on load jquery

$(document).ready(function () {
  // Function code here.
});

Example 3: jquery onload event

// A $( document ).ready() block.
$( document ).ready(function() {
    console.log( "ready!" );
});

Example 4: javascript if has jquery loaded

window.onload = function() {
    if (window.jQuery) {  
        // jQuery is loaded  
        alert("Yeah!");
    } else {
        // jQuery is not loaded
        alert("Doesn't Work");
    }
}