We use the colspan and rowspan attribute, to merge cells in HTML. The rowspan attribute is for the number of rows a cell should merge, whereas the colspan attribute is for the number of columns a cell should merge. The attribute should be placed inside the tag. Syntax Following is the syntax to merge table cells in HTML. cell data Example Following is the example program to merge the row cells of the table in HTML. DOCTYPE html> table, tr, th, td { ... Read More

While creating a cookie, use the “path” parameter. The path to the directory or web page set the cookie. This may be blank if you want to retrieve the cookie from the current page. By default, the cookie belongs to the current page.ExampleTo list all cookies for the current page, try the following code −Live Demo                    function ReadCookie() {             var allcookies = document.cookie;             document.write ("All Cookies : " + allcookies );             // Get all the cookies pairs in an array             cookiearray = allcookies.split(';');             // Now take key value pair out of this array             for(var i=0; i

To create a domain-based cookie, set the domain and path attribute on your cookie, like −domain=.example.comExampleYou can try to run the following code to learn how to create domain-based cookies −Live Demo                                                  Enter name:                    

We use the inline CSS style, to set the cell width and height. The HTML style element contains width and height attributes. To set cell width and height we should place these attributes with specified values with pixels inside the tag. Syntax Following is the syntax to set cell width and height in HTML. content Example Following is the example program to set cell width and height in HTML. DOCTYPE html> table, tr, th, td { border:1px solid ... Read More

To set cookies for multiple pages, you need to set the path as −;path=/ExampleThe above will make your cookies to site cookie. You can try to run the following code to set cookies for multiple pages −Live Demo                                                  Enter name:                    

The largest possible value a number in JavaScript can have 1.7976931348623157E+308. The Number.MAX_VALUE property belongs to the static Number object. It represents constants for the largest possible positive numbers that JavaScript can work with.ExampleYou can try to run the following code to get the maximum value represented by Number object −Live Demo                                         Click the following to see the result:                          

We can set cookies for a specific page only using JavaScript. We use the path attribute of the document.cookie property to set the cookie on a specific webpage. Cookies are small text files (4 KB) that store important information such as username, email, session id, and other preferences that help customize the webpage for a particular user. Something so trivial as this is a user preference and thus can be conveniently stored in a corresponding cookie file. The pathname property of the Window location returns a string containing the path of the current webpage. The path is basic information about ... Read More

We use the inline style attribute, to set cell padding in HTML. Cell padding is the space between cell borders of the table and the content within a cell of the table. The style attribute is used inside the HTML tag, with the CSS property called padding with a specified value in pixels. Syntax Following is the syntax to set cell padding in HTML. table header Example Following is an example program to set cell padding in HTML. DOCTYPE html> table, th, td { ... Read More

To set cookies for a homepage, add the page to the homepage itself.ExampleYou can try to run the following code to set cookiesLive Demo                                                  Enter name:                    

To lists down all the cookies by name, use the cookies pairs in an array. After that, you need to get the key value pair out of this array.ExampleYou can try to run the following code to list all the cookiesLive Demo                                                   click the following button and see the result: