Before discussing about the functionality of ‘$’ in jQuery, let us take a look at what it( $ sign) means with respect to JavaScript, as a language. With respect to javaScript, $ symbol is just a valid identifier. Consider the following code snippet $ = 5; console.log($); The above code snippet would just print number 5 in the console. So, …
How to Set/Get the value of Label Control in ASP.Net using jQuery
We can divide this question into 2 parts Set the value of Label control using jQuery Get the value of Label Control using jQuery Before answering each of these questions, we can revisit some basics for better understanding asp:Label is a server side ASP.Net control and resides at server side. When you request a page which contains Label control, ASP.Net …
Sending DateTime to jQuery Ajax in JSON format in ASP.Net
You want to send DateTime from code behind to client using jQuery AJAX. There is a little problem here. DateTime is a .Net structure whereas jQuery/javascript does not have any idea about it. DateTime is .Net structure which has the value of number of ticks(100 nanoseconds) since 1st Jan 0001 mightnight AD. As this is a .Net structure, only ASP.Net …
DataTable to json – Using DataTable data to display table using jQuery AJAX in ASP.Net:
In many cases, we use DataTable to fill the data from the database and we want to show this data to users in table format. If user clicks a button, we need to show the data in DataTable using jQuery Ajax. See below picture. Sidenote: We are using Production.Product of AdventureWorks database. Complete code is attached at the bottom of …
Get selected text and value from Drop Down List in ASP.Net using jQuery
You want to get the selected text and value from DropDownList control of ASP.Net using jQuery. Sidenote: Complete code is available at the bottom of the article. But I recommend you to read the article completely for better understanding. Every item in the drop down list has 2 parameters – Text and Value. In the below drop down list, 1st …
AutoComplete TextBox using jQuery in ASP.Net – Querying Database Complete Example
Autocomplete is the technique of showing only the relevant information to the users based on the input by the users. You use Google rite? Even Google search uses autocomplete feature. See the below screenshot. Now, our objective is to autocomplete the textbox based on the user’s input. We would use the data entered by the user and query the …
Show or Hide div (any control/item) when checkbox is checked or unchecked in ASP.Net using jQuery:
You want to show the item (this item could be any html element or ASP.Net Server control), if the checkbox is checked. If it’s not checked, you want the item should be made hidden. In the below screenshot, if the user selects the checkbox (if she is a US Citizen), the web application shows text box asking for her SSN …
How to change GridView row color based on a column value using jQuery?
You want to change GridView row color based on column value using jQuery. In the below Gridview, rows whose Reorder Point value(3rd column) less than 400 are highlighted with lavender color. SideNote: I have used Production.Product table of AdventureWorks database(which comes with SQL Express 2012) for this example. Few Facts First: Before arriving at the logic for highlighting the gridview rows …
How to set the radio button selected value using jQuery in RadioButtonList?
You want to set the radio button selected value of RadioButtonList using jQuery. Before discussing on how to achieve the same, we would see some of the facts about RadioButtonList. In a typical usage of getting gender information from the user, you would use RadioButtonList like below in your aspx page. Above ASP.Net RadioButtonList Server control, would generate the following …
How to get/set the value of a session variable using javascript/jQuery?
You wanna set the session value using javascript/jQuery. Or you would like to get the session value in javascript/jQuery. There is a little problem here. Javascript, used for manipulation of web documents, works only at browser end – as it resides at client Side. But Session is a server side state management technique whose context is restricted to the server …
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