By using the isNaN() JavaScript function. isNaN = Is Not A Number Examples: document.write(isNaN(“Hello World!”)); //Will print true since Hello World! is not a number document.write(isNaN(123456)); //Will print false, since 123456 is...
There are two JavaScript function that you can use to accomplish this encodeURIComponent() Encodes a URI component Encodes special characters The following characters: ,...
document.getElementById('iframe_id').src = 'newpage.html iframe_id = The ID for the IFrame newpage.html = The page that you want to load into the IFrame
If we want to call a function every 10 seconds using JavaScript we can accomplish it by implementing the following piece of code window.setInterval('yourfunction()',...
To enable a form field use the below JavaScript document.getElementById("ELEMENT_ID").disabled = false; And to disable the form field use the below JavaScript document.getElementById("ELEMENT_ID").disabled =...
var filename = 'myFile.jpg'; var ext = filename.split('.').pop(); //We split the filename on every instance where the . is found and then getting the...
