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How to pass arguments to addEventListener listener function?
...
function() { some_function(someVar); }
was created.
Check if the alert gives you the value you've been looking for, be sure it will be accessible in the scope of anonymous function (unless you have more code that operates on the same someVar variable next to the call to addEventListener)
...
chrome undo the action of “prevent this page from creating additional dialogs”
I sometimes find that I need to re-enable alerting for debugging. Of course I can close the tab and reload it but Is there a better way?
...
How do I add a simple onClick event handler to a canvas element?
...element.left && x < element.left + element.width) {
alert('clicked an element');
}
});
}, false);
// Add element.
elements.push({
colour: '#05EFFF',
width: 150,
height: 100,
top: 20,
left: 15
});
// Render elements.
elements.forEach(function(...
How to make an AJAX call without jQuery?
...t;
}
else if (xmlhttp.status == 400) {
alert('There was an error 400');
}
else {
alert('something else other than 200 was returned');
}
}
};
xmlhttp.open("GET", "ajax_info.txt", true);
xmlhttp.se...
What does [object Object] mean?
I am trying to alert a returned value from a function and I get this in the alert:
9 Answers
...
window.close and self.close do not close the window in Chrome
...regardless it is supposed to still do it, even if it requires to pop up an alert to confirm. These are not happening.
16 An...
jQuery - Illegal invocation
... cache : false,
processData: false
}).done(function(response) {
alert(response);
});
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What is non-blocking or asynchronous I/O in Node.js?
...n the code. In the following example, the synchronous operation causes the alerts to fire in sequence. In the async operation, while alert(2) appears to execute second, it doesn't.
Synchronous: 1,2,3
alert(1);
alert(2);
alert(3);
Asynchronous: 1,3,2
alert(1);
setTimeout(() =>...
Create a custom callback in JavaScript
...', 'goes', 'here');
}
function foo(a, b, c) {
// I'm the callback
alert(a + " " + b + " " + c);
}
doSomething(foo);
That will call doSomething, which will call foo, which will alert "stuff goes here".
Note that it's very important to pass the function reference (foo), rather than callin...
How can I get a Bootstrap column to span multiple rows?
...
<div class="row">
<div class="col-4 alert alert-primary">
1
</div>
<div class="col-8">
<div class="row">
<div class="col-6 alert alert-primary">
2
</div>
<div class="col-6 alert alert-pr...