Here Mudassar Ahmed Khan has explained with an example, how to show an element using ng-show directive when the Variable (Model) is not NULL and if the Variable (Model) is NULL or empty then the element must be hidden using AngularJS.

The AngularJS ng-show directive will be assigned a condition where the Variable (Model) will be tested for NULL and if the Variable (Model) is not NULL, the condition will return True, thus the element will be shown else vice-versa.

Here Mudassar Ahmed Khan has explained with an example, how to get RowIndex when CheckBox in GridView Row is Checked (Clicked) using JavaScript.

All the CheckBox inside the GridView will be assigned a Click event handler using JavaScript.

When the CheckBox inside the GridView Row is Checked (Clicked), the GridView Row will be referenced and then the RowIndex and the Row (Cell) values will be extracted and displayed using JavaScript Alert Message Box.

Here Mudassar Ahmed Khan has explained with an example, how to get multiple selected (checked) CheckBox values as Comma Separated String using jQuery.

When the Get Button is clicked, the CheckBoxes will be referenced and if the CheckBox is selected (checked) then its value will be inserted into an Array.

Finally, the values of the selected (checked) CheckBoxes inside the Array will be displayed as Comma Separated String using JavaScript Alert Message Box.

Here Mudassar Ahmed Khan has explained with an example, how to get multiple selected (checked) CheckBox values as Comma Separated String using JavaScript.

When the Get Button is clicked, the CheckBoxes will be referenced using a loop. Inside the loop if the CheckBox is selected (checked) then its value will be inserted into an Array.

Finally, the values of the selected (checked) CheckBoxes inside the Array will be displayed as Comma Separated String using JavaScript Alert Message Box.