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How to get label of select option with jQuery?
...
<SELECT id="sel" onmouseover="alert(this.options[1].text);"
<option value=1>my love</option>
<option value=2>for u</option>
</SELECT>
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...
Get everything after the dash in a string in javascript
... getSecondPart(str) {
return str.split('-')[1];
}
// use the function:
alert(getSecondPart("sometext-20202"));
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Check if all checkboxes are selected
...checkbox'].abc");
if(a.length == a.filter(":checked").length){
alert('all checked');
}
});
All this will do is verify that the total number of .abc checkboxes matches the total number of .abc:checked.
Code example on jsfiddle.
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How to check if two arrays are equal with JavaScript? [duplicate]
... provided example:
var a=[1,2,3];
var b=[3,2,1];
var c=new Array(1,2,3);
alert(_.isEqual(a, b) + "|" + _.isEqual(b, c));
By the way: Underscore has lots of other methods that jQuery is missing as well, so it's a great complement to jQuery.
EDIT: As has been pointed out in the comments, the abov...
“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,
...
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 it possible to clone html element objects in JavaScript / JQuery?
...div>
Here is the javascript:
$("#foo2").click(function() {
//alert("clicked");
var value=$(this).html();
$("#foo1").html(value);
});
Here is the jsfiddle: http://jsfiddle.net/fritzdenim/DhCjf/
shar...
How to iterate object in JavaScript? [duplicate]
... (i = 0; i < dictionary.data.length; i++) {
d = dictionary.data[i];
alert(d.id + ' ' + d.name);
}
You can also iterate arrays using for..in loops; however, properties added to Array.prototype may show through, and you may not necessarily get array elements in their correct order, or even in...
Is there a good JavaScript minifier? [closed]
...e programatically:
curl -X POST -s --data-urlencode 'input=$(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
...
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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