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How does the “this” keyword work?
...he top-level, e.g. when directly inside a <script>:
<script>
alert("I'm evaluated in the initial global execution context!");
setTimeout(function () {
alert("I'm NOT evaluated in the initial global execution context.");
}, 1);
</script>
When evaluating code in the ini...
Form inside a form, is that alright? [duplicate]
... <input type="submit" name="save" value="Save" form="saveForm" onclick="alert(document.getElementById('deleteForm').elements.length + ' ' + document.getElementById('saveForm').elements.length + ' ' + document.getElementById('saveForm').elements['foo2'].value);return false;" />
<input ty...
Jquery: how to trigger click event on pressing enter key
...
$(function() {
$('input[name="butAssignProd"]').click(function() {
alert('Hello...!');
});
//press enter on text area..
$('#txtSearchProdAssign').keypress(function(e) {
var key = e.which;
if (key == 13) // the enter key code
{
$('input[name = butAssignProd]').click(...
JSONP with ASP.NET Web API
...type: 'GET',
dataType: 'jsonp',
success: function (data) {
alert(data.MyProperty);
}
})
It seems to work very well.
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Calling JavaScript Function From CodeBehind
... page like following:
ClientScript.RegisterStartupScript(GetType(),"hwa","alert('Hello World');",true);
replace alert() part with your function name.
For calling C# method from JavaScript you can use ScriptManager or jQuery. I personally use jQuery. You need to decorate the method that you want ...
Javascript when to use prototypes
...var myObject = function () {
};
myObject.prototype.getA = function (){
alert("A");
};
myObject.getB = function (){
alert("B");
};
myObject.getB(); // This works fine
myObject.getA(); // Error!
var myPrototypeCopy = new myObject();
myPrototypeCopy.getA(); // This works, too.
...
Image loaded event in for ng-src in AngularJS
...nt, attrs) {
element.bind('load', function() {
alert('image is loaded');
});
element.bind('error', function(){
alert('image could not be loaded');
});
}
};
});
HTML:
<img ng-src="{{src}}" imageonload /...
How to get the value from the GET parameters?
...eturn params;
}
//var query = getQueryParams(document.location.search);
//alert(query.foo);
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Basic example of using .ajax() with JSONP?
...?", function(result){
//response data are now in the result variable
alert(result);
});
The ? on the end of the URL tells jQuery that it is a JSONP request instead of JSON. jQuery registers and calls the callback function automatically.
For more detail refer to the jQuery.getJSON documentat...
Why does JQuery have dollar signs everywhere?
...le: (in jQuery it's more complicated)
var yourFunction = function() {
alert('a function');
}
window.Myf = yourFunction;
Now you can call yourFunction like:
Myf(); // definitely a short syntax
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