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How do I check how many options there are in a dropdown menu?
...
alert($('#select_id option').length);
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Is it possible to clone html element objects in JavaScript / JQuery?
...div>
Here is the javascript:
$("#foo2").click(function() {
//alert("clicked");
var value=$(this).html();
$("#foo1").html(value);
});
Here is the jsfiddle: http://jsfiddle.net/fritzdenim/DhCjf/
shar...
“Single-page” JS websites and SEO
...ion(e){
e.preventDefault();
var name = this.model.get("name");
alert("Hello " + name);
},
render: function(){
// do some rendering here, for when this is just running JavaScript
}
});
$(function(){
var model = new MyModel();
var view = new FooView({
model: model,
...
How to iterate object in JavaScript? [duplicate]
... (i = 0; i < dictionary.data.length; i++) {
d = dictionary.data[i];
alert(d.id + ' ' + d.name);
}
You can also iterate arrays using for..in loops; however, properties added to Array.prototype may show through, and you may not necessarily get array elements in their correct order, or even in...
get keys of json-object in JavaScript [duplicate]
...onData[obj]){
if(jsonData[obj].hasOwnProperty(prop)){
alert(prop + ':' + jsonData[obj][prop]);
}
}
}
}
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Is there a good JavaScript minifier? [closed]
...e programatically:
curl -X POST -s --data-urlencode 'input=$(function() { alert("Hello, World!"); });' http://javascript-minifier.com/raw
Or by uploading a file and redirecting to a new file:
curl -X POST -s --data-urlencode 'input@ready.js' http://javascript-minifier.com/raw > ready.min.js
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Parse XML using JavaScript [duplicate]
...);
}
Example usage:
var xml = parseXml("<foo>Stuff</foo>");
alert(xml.documentElement.nodeName);
Which I got from https://stackoverflow.com/a/8412989/1232175.
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How to “properly” create a custom object in JavaScript?
...ot that if you detach a method from its owner:
var ts= mycircle.toString;
alert(ts());
then this inside the method won't be the Circle instance as expected (it'll actually be the global window object, causing widespread debugging woe). In reality this typically happens when a method is taken and ...
Where are $_SESSION variables stored?
... server create file sess_7nu9p0fvidvva6ouaugqcc8292 аnd on browser alert(getCookie('PHPSESSID'));//7nu9p0fvidvva6ouaugqcc8292
– zloctb
Oct 7 '13 at 7:30
3
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Table row and column number in jQuery
... var row = $(this).parent().parent().children().index($(this).parent());
alert('Row: ' + row + ', Column: ' + col);
});
Check a running example here.
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