Really Simple History of Ajax
Here in this article we discussed about ajax. We explored ajax history. As we know ajax is most useful and powerful tool in website development.
var str="Hello world!"; document.write(str.substr(3)+"<br />"); document.write(str.substr(3,4)); </script>
This function works with following browser.
You need to use the substring() method. This is similar to substr. You can achieve your work by using this method.
Following is the working example of substring method.