大约有 20,000 项符合查询结果(耗时:0.0426秒) [XML]
Check if page gets reloaded or refreshed in JavaScript
...tep is to check sessionStorage for some pre-defined value and if it exists alert user:
if (sessionStorage.getItem("is_reloaded")) alert('Reloaded!');
Second step is to set sessionStorage to some value (for example true):
sessionStorage.setItem("is_reloaded", true);
Session values kept until pa...
What are the best practices to follow when declaring an array in Javascript?
... bar;
//don't do this, it's a bad idea
function Array() {
alert('foo');
}
foo = new Array();
bar = [];
}());
In my example code, I've kept the Array function hidden from the rest of the document scope, however it's more likely that if you ever run into this sort of ...
Declaring functions in JavaScript [duplicate]
...function existing to serve everyone
function swearOutLoud(swearWord) {
alert("You "+ swearWord);
}
//global functions' territory ends here
//here is mr. spongebob. He is very passionate about his objects; but he's a bit rude.
var spongeBob = {
name : "squarePants",
swear : fu...
Laravel Redirect Back with() Message
...e,here');
Blade:
@if (\Session::has('success'))
<div class="alert alert-success">
<ul>
<li>{!! \Session::get('success') !!}</li>
</ul>
</div>
@endif
...
Turn a simple socket into an SSL socket
...iscovered the hard way that aNULL ciphers won't work without it, producing alert number 40.
– Roman Dmitrienko
Jul 19 '15 at 15:37
5
...
TypeScript function overloading
...myMethod(a: number, b: string);
myMethod(a: any, b?: string) {
alert(a.toString());
}
}
Only the three overloads are recognized by TypeScript as possible signatures for a method call, not the actual implementation.
In your case, I would personally use two methods with different n...
How to check with javascript if connection is local host?
...ocation.hostname === "localhost" || location.hostname === "127.0.0.1")
alert("It's a local server!");
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jQuery map vs. each
...emory.
For example:
var items = [1,2,3,4];
$.each(items, function() {
alert('this is ' + this);
});
var newItems = $.map(items, function(i) {
return i + 1;
});
// newItems is [2,3,4,5]
You can also use the map function to remove an item from an array. For example:
var items = [0,1,2,3,4,...
jQuery .scrollTop(); + animation
... body");
body.stop().animate({scrollTop:0}, 500, 'swing', function() {
alert("Finished animating");
});
Where that alert code is, you can execute more javascript to add in further animation.
Also, the 'swing' is there to set the easing. Check out http://api.jquery.com/animate/ for more info.
...
Javascript callback when IFRAME is finished loading?
...eems to load as I just tested and loaded a heavy page and I didn't get the alert for a few seconds until I saw the iframe load:
$('#the_iframe').load(function(){
alert('loaded!');
});
So if you don't want to use jQuery take a look at their source code and see if this function behaves differen...
