jQuery .on('load') works for one function, but not a different one












0














I'm starting from the ground up, developing a single page web app. I'm using some jQuery to create a loading screen, which is replaced with the web app after all the code is loaded.



I'm trying to do this by only putting the code for the loading screen in my index.php file, with inline CSS, and a link to a JS file containing jQuery + my own code. In my index.php file, I have code that looks like this:



<!DOCTYPE html>
<html>
<head>
<!-- other meta -->
<style> /* Inline styles */ </style>
</head>
<body>
<div id="loading-screen"> <!-- loading screen code --> </div>
<div id="dynamic"></div>
<script src="/bundle.js"></script>
</body>
</html>


bundle.js



// jQuery code
$.getScript("/main.js",function(){});


main.js



$('<link>', {
href: '/main.css',
id: 'css-preload',
rel: 'stylesheet'
}).appendTo('head');

$('#css-preload').on('load', function() {
$('#dynamic').load('/landing.php');
});

$('#dynamic').on('load', function() {
console.log("Fully loaded!");
});


My main.js code isn't finished, but the last three lines were added as a test. I intended to have the loading screen removed, and the #dynamic div shown when #dynamic is loaded. However, I never see Fully loaded! logged to the console.



Other than that, everything else seems to be working. The CSS and HTML are both loaded into the document without issue. However, the listener for when #dynamic loads never triggers.



What could be causing this issue?



Edit:



Based on the mark as duplicate suggestion, I tried modifying my event handler to



$(document).on('load', '#dynamic', function() {
console.log("Fully loaded!");
});


I have the same issue here.



Edit 2:



I merged both of my CSS files into one.










share|improve this question
























  • @TylerRoper I tried to change my event handler to $(document).on('load', '#dynamic', function() {console.log("Fully loaded!");});, which does not do anything.
    – Julian Lachniet
    Nov 21 at 3:38












  • you could try and debug the load function by having a callback function which would display a status: $('#dynamic').load('/landing.php', function( response, status, xhr ) { console.log(status); console.log(xhr.status); });
    – Mojo Allmighty
    Nov 21 at 3:42
















0














I'm starting from the ground up, developing a single page web app. I'm using some jQuery to create a loading screen, which is replaced with the web app after all the code is loaded.



I'm trying to do this by only putting the code for the loading screen in my index.php file, with inline CSS, and a link to a JS file containing jQuery + my own code. In my index.php file, I have code that looks like this:



<!DOCTYPE html>
<html>
<head>
<!-- other meta -->
<style> /* Inline styles */ </style>
</head>
<body>
<div id="loading-screen"> <!-- loading screen code --> </div>
<div id="dynamic"></div>
<script src="/bundle.js"></script>
</body>
</html>


bundle.js



// jQuery code
$.getScript("/main.js",function(){});


main.js



$('<link>', {
href: '/main.css',
id: 'css-preload',
rel: 'stylesheet'
}).appendTo('head');

$('#css-preload').on('load', function() {
$('#dynamic').load('/landing.php');
});

$('#dynamic').on('load', function() {
console.log("Fully loaded!");
});


My main.js code isn't finished, but the last three lines were added as a test. I intended to have the loading screen removed, and the #dynamic div shown when #dynamic is loaded. However, I never see Fully loaded! logged to the console.



Other than that, everything else seems to be working. The CSS and HTML are both loaded into the document without issue. However, the listener for when #dynamic loads never triggers.



What could be causing this issue?



Edit:



Based on the mark as duplicate suggestion, I tried modifying my event handler to



$(document).on('load', '#dynamic', function() {
console.log("Fully loaded!");
});


I have the same issue here.



Edit 2:



I merged both of my CSS files into one.










share|improve this question
























  • @TylerRoper I tried to change my event handler to $(document).on('load', '#dynamic', function() {console.log("Fully loaded!");});, which does not do anything.
    – Julian Lachniet
    Nov 21 at 3:38












  • you could try and debug the load function by having a callback function which would display a status: $('#dynamic').load('/landing.php', function( response, status, xhr ) { console.log(status); console.log(xhr.status); });
    – Mojo Allmighty
    Nov 21 at 3:42














0












0








0







I'm starting from the ground up, developing a single page web app. I'm using some jQuery to create a loading screen, which is replaced with the web app after all the code is loaded.



I'm trying to do this by only putting the code for the loading screen in my index.php file, with inline CSS, and a link to a JS file containing jQuery + my own code. In my index.php file, I have code that looks like this:



<!DOCTYPE html>
<html>
<head>
<!-- other meta -->
<style> /* Inline styles */ </style>
</head>
<body>
<div id="loading-screen"> <!-- loading screen code --> </div>
<div id="dynamic"></div>
<script src="/bundle.js"></script>
</body>
</html>


bundle.js



// jQuery code
$.getScript("/main.js",function(){});


main.js



$('<link>', {
href: '/main.css',
id: 'css-preload',
rel: 'stylesheet'
}).appendTo('head');

$('#css-preload').on('load', function() {
$('#dynamic').load('/landing.php');
});

$('#dynamic').on('load', function() {
console.log("Fully loaded!");
});


My main.js code isn't finished, but the last three lines were added as a test. I intended to have the loading screen removed, and the #dynamic div shown when #dynamic is loaded. However, I never see Fully loaded! logged to the console.



Other than that, everything else seems to be working. The CSS and HTML are both loaded into the document without issue. However, the listener for when #dynamic loads never triggers.



What could be causing this issue?



Edit:



Based on the mark as duplicate suggestion, I tried modifying my event handler to



$(document).on('load', '#dynamic', function() {
console.log("Fully loaded!");
});


I have the same issue here.



Edit 2:



I merged both of my CSS files into one.










share|improve this question















I'm starting from the ground up, developing a single page web app. I'm using some jQuery to create a loading screen, which is replaced with the web app after all the code is loaded.



I'm trying to do this by only putting the code for the loading screen in my index.php file, with inline CSS, and a link to a JS file containing jQuery + my own code. In my index.php file, I have code that looks like this:



<!DOCTYPE html>
<html>
<head>
<!-- other meta -->
<style> /* Inline styles */ </style>
</head>
<body>
<div id="loading-screen"> <!-- loading screen code --> </div>
<div id="dynamic"></div>
<script src="/bundle.js"></script>
</body>
</html>


bundle.js



// jQuery code
$.getScript("/main.js",function(){});


main.js



$('<link>', {
href: '/main.css',
id: 'css-preload',
rel: 'stylesheet'
}).appendTo('head');

$('#css-preload').on('load', function() {
$('#dynamic').load('/landing.php');
});

$('#dynamic').on('load', function() {
console.log("Fully loaded!");
});


My main.js code isn't finished, but the last three lines were added as a test. I intended to have the loading screen removed, and the #dynamic div shown when #dynamic is loaded. However, I never see Fully loaded! logged to the console.



Other than that, everything else seems to be working. The CSS and HTML are both loaded into the document without issue. However, the listener for when #dynamic loads never triggers.



What could be causing this issue?



Edit:



Based on the mark as duplicate suggestion, I tried modifying my event handler to



$(document).on('load', '#dynamic', function() {
console.log("Fully loaded!");
});


I have the same issue here.



Edit 2:



I merged both of my CSS files into one.







javascript jquery html jquery-3






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 21 at 3:52

























asked Nov 21 at 3:30









Julian Lachniet

184116




184116












  • @TylerRoper I tried to change my event handler to $(document).on('load', '#dynamic', function() {console.log("Fully loaded!");});, which does not do anything.
    – Julian Lachniet
    Nov 21 at 3:38












  • you could try and debug the load function by having a callback function which would display a status: $('#dynamic').load('/landing.php', function( response, status, xhr ) { console.log(status); console.log(xhr.status); });
    – Mojo Allmighty
    Nov 21 at 3:42


















  • @TylerRoper I tried to change my event handler to $(document).on('load', '#dynamic', function() {console.log("Fully loaded!");});, which does not do anything.
    – Julian Lachniet
    Nov 21 at 3:38












  • you could try and debug the load function by having a callback function which would display a status: $('#dynamic').load('/landing.php', function( response, status, xhr ) { console.log(status); console.log(xhr.status); });
    – Mojo Allmighty
    Nov 21 at 3:42
















@TylerRoper I tried to change my event handler to $(document).on('load', '#dynamic', function() {console.log("Fully loaded!");});, which does not do anything.
– Julian Lachniet
Nov 21 at 3:38






@TylerRoper I tried to change my event handler to $(document).on('load', '#dynamic', function() {console.log("Fully loaded!");});, which does not do anything.
– Julian Lachniet
Nov 21 at 3:38














you could try and debug the load function by having a callback function which would display a status: $('#dynamic').load('/landing.php', function( response, status, xhr ) { console.log(status); console.log(xhr.status); });
– Mojo Allmighty
Nov 21 at 3:42




you could try and debug the load function by having a callback function which would display a status: $('#dynamic').load('/landing.php', function( response, status, xhr ) { console.log(status); console.log(xhr.status); });
– Mojo Allmighty
Nov 21 at 3:42












1 Answer
1






active

oldest

votes


















0














The jQuery load() method does not trigger a load event.



To perform an action after the load has completed, you can use a callback function, however the load is "completed" upon receiving a success or failure. This is the point where the content begins loading.



$('.css-preload').on('load', function() {
$('#dynamic').load('/landing.php', dynamicLoadCompleted);
});

function dynamicLoadCompleted() {
console.log("Loading complete!");
}


Given your code, there is no simple nor reliable method to determine when dynamically-loaded content has actually rendered on the page.






share|improve this answer























  • This doesn't work. The fallback is triggered before #dynamic is loaded. (e.g. pictures and other media)
    – Julian Lachniet
    Nov 21 at 3:50










  • The jQuery load() method completes upon the return of a success or failure, which is the point where the content begins loading. It sounds like you should be doing this entirely differently, perhaps by using a get() instead.
    – Tyler Roper
    Nov 21 at 3:52












  • I want the console.log when the actual content loads (which should be what .on('load') does, right?)
    – Julian Lachniet
    Nov 21 at 3:53










  • Is there not an alternative that can apply to the entire <div>
    – Julian Lachniet
    Nov 21 at 3:58












  • No, there is not, nor is there a reliable method to determine when a dynamically-loaded image has actually completed loading. There is a somewhat relevant discussion here.
    – Tyler Roper
    Nov 21 at 4:00













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1 Answer
1






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oldest

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1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









0














The jQuery load() method does not trigger a load event.



To perform an action after the load has completed, you can use a callback function, however the load is "completed" upon receiving a success or failure. This is the point where the content begins loading.



$('.css-preload').on('load', function() {
$('#dynamic').load('/landing.php', dynamicLoadCompleted);
});

function dynamicLoadCompleted() {
console.log("Loading complete!");
}


Given your code, there is no simple nor reliable method to determine when dynamically-loaded content has actually rendered on the page.






share|improve this answer























  • This doesn't work. The fallback is triggered before #dynamic is loaded. (e.g. pictures and other media)
    – Julian Lachniet
    Nov 21 at 3:50










  • The jQuery load() method completes upon the return of a success or failure, which is the point where the content begins loading. It sounds like you should be doing this entirely differently, perhaps by using a get() instead.
    – Tyler Roper
    Nov 21 at 3:52












  • I want the console.log when the actual content loads (which should be what .on('load') does, right?)
    – Julian Lachniet
    Nov 21 at 3:53










  • Is there not an alternative that can apply to the entire <div>
    – Julian Lachniet
    Nov 21 at 3:58












  • No, there is not, nor is there a reliable method to determine when a dynamically-loaded image has actually completed loading. There is a somewhat relevant discussion here.
    – Tyler Roper
    Nov 21 at 4:00


















0














The jQuery load() method does not trigger a load event.



To perform an action after the load has completed, you can use a callback function, however the load is "completed" upon receiving a success or failure. This is the point where the content begins loading.



$('.css-preload').on('load', function() {
$('#dynamic').load('/landing.php', dynamicLoadCompleted);
});

function dynamicLoadCompleted() {
console.log("Loading complete!");
}


Given your code, there is no simple nor reliable method to determine when dynamically-loaded content has actually rendered on the page.






share|improve this answer























  • This doesn't work. The fallback is triggered before #dynamic is loaded. (e.g. pictures and other media)
    – Julian Lachniet
    Nov 21 at 3:50










  • The jQuery load() method completes upon the return of a success or failure, which is the point where the content begins loading. It sounds like you should be doing this entirely differently, perhaps by using a get() instead.
    – Tyler Roper
    Nov 21 at 3:52












  • I want the console.log when the actual content loads (which should be what .on('load') does, right?)
    – Julian Lachniet
    Nov 21 at 3:53










  • Is there not an alternative that can apply to the entire <div>
    – Julian Lachniet
    Nov 21 at 3:58












  • No, there is not, nor is there a reliable method to determine when a dynamically-loaded image has actually completed loading. There is a somewhat relevant discussion here.
    – Tyler Roper
    Nov 21 at 4:00
















0












0








0






The jQuery load() method does not trigger a load event.



To perform an action after the load has completed, you can use a callback function, however the load is "completed" upon receiving a success or failure. This is the point where the content begins loading.



$('.css-preload').on('load', function() {
$('#dynamic').load('/landing.php', dynamicLoadCompleted);
});

function dynamicLoadCompleted() {
console.log("Loading complete!");
}


Given your code, there is no simple nor reliable method to determine when dynamically-loaded content has actually rendered on the page.






share|improve this answer














The jQuery load() method does not trigger a load event.



To perform an action after the load has completed, you can use a callback function, however the load is "completed" upon receiving a success or failure. This is the point where the content begins loading.



$('.css-preload').on('load', function() {
$('#dynamic').load('/landing.php', dynamicLoadCompleted);
});

function dynamicLoadCompleted() {
console.log("Loading complete!");
}


Given your code, there is no simple nor reliable method to determine when dynamically-loaded content has actually rendered on the page.







share|improve this answer














share|improve this answer



share|improve this answer








edited Nov 21 at 4:05

























answered Nov 21 at 3:45









Tyler Roper

12.7k11641




12.7k11641












  • This doesn't work. The fallback is triggered before #dynamic is loaded. (e.g. pictures and other media)
    – Julian Lachniet
    Nov 21 at 3:50










  • The jQuery load() method completes upon the return of a success or failure, which is the point where the content begins loading. It sounds like you should be doing this entirely differently, perhaps by using a get() instead.
    – Tyler Roper
    Nov 21 at 3:52












  • I want the console.log when the actual content loads (which should be what .on('load') does, right?)
    – Julian Lachniet
    Nov 21 at 3:53










  • Is there not an alternative that can apply to the entire <div>
    – Julian Lachniet
    Nov 21 at 3:58












  • No, there is not, nor is there a reliable method to determine when a dynamically-loaded image has actually completed loading. There is a somewhat relevant discussion here.
    – Tyler Roper
    Nov 21 at 4:00




















  • This doesn't work. The fallback is triggered before #dynamic is loaded. (e.g. pictures and other media)
    – Julian Lachniet
    Nov 21 at 3:50










  • The jQuery load() method completes upon the return of a success or failure, which is the point where the content begins loading. It sounds like you should be doing this entirely differently, perhaps by using a get() instead.
    – Tyler Roper
    Nov 21 at 3:52












  • I want the console.log when the actual content loads (which should be what .on('load') does, right?)
    – Julian Lachniet
    Nov 21 at 3:53










  • Is there not an alternative that can apply to the entire <div>
    – Julian Lachniet
    Nov 21 at 3:58












  • No, there is not, nor is there a reliable method to determine when a dynamically-loaded image has actually completed loading. There is a somewhat relevant discussion here.
    – Tyler Roper
    Nov 21 at 4:00


















This doesn't work. The fallback is triggered before #dynamic is loaded. (e.g. pictures and other media)
– Julian Lachniet
Nov 21 at 3:50




This doesn't work. The fallback is triggered before #dynamic is loaded. (e.g. pictures and other media)
– Julian Lachniet
Nov 21 at 3:50












The jQuery load() method completes upon the return of a success or failure, which is the point where the content begins loading. It sounds like you should be doing this entirely differently, perhaps by using a get() instead.
– Tyler Roper
Nov 21 at 3:52






The jQuery load() method completes upon the return of a success or failure, which is the point where the content begins loading. It sounds like you should be doing this entirely differently, perhaps by using a get() instead.
– Tyler Roper
Nov 21 at 3:52














I want the console.log when the actual content loads (which should be what .on('load') does, right?)
– Julian Lachniet
Nov 21 at 3:53




I want the console.log when the actual content loads (which should be what .on('load') does, right?)
– Julian Lachniet
Nov 21 at 3:53












Is there not an alternative that can apply to the entire <div>
– Julian Lachniet
Nov 21 at 3:58






Is there not an alternative that can apply to the entire <div>
– Julian Lachniet
Nov 21 at 3:58














No, there is not, nor is there a reliable method to determine when a dynamically-loaded image has actually completed loading. There is a somewhat relevant discussion here.
– Tyler Roper
Nov 21 at 4:00






No, there is not, nor is there a reliable method to determine when a dynamically-loaded image has actually completed loading. There is a somewhat relevant discussion here.
– Tyler Roper
Nov 21 at 4:00




















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