Here Mudassar Ahmed Khan has explained with an example, how to remove White Space from beginning (start) and end of string using jQuery.

When the Remove Button is clicked, a jQuery event handler is called and the whitespace is removed from beginning (start) and end of the TextBox value using jQuery.

Here Mudassar Ahmed Khan has explained with an example, how to remove White Space from beginning (start) and end of string using JavaScript.

When the Remove Button is clicked, a JavaScript function is called and the whitespace is removed from beginning (start) and end of the TextBox value using JavaScript.

Here Mudassar Ahmed Khan has explained with an example, how to validate TextBox on Button Click using jQuery.

When the Validate Button is clicked, a jQuery event handler is called and the TextBox is referenced and its value is compared with Empty string and if the condition tests TRUE then the TextBox is considered Empty

Here Mudassar Ahmed Khan has explained with an example, how to validate TextBox on Button Click using JavaScript.

When the Validate Button is clicked, a JavaScript function is called and the TextBox is referenced and its value is compared with Empty string and if the condition tests TRUE then the TextBox is considered Empty.