The php background program interacts with Javascript in two ways. Method 1: use cookies for interaction. There are three files in total: index.htm, action.php, and main.htmoriginally, the Frontend Page is main.htmand the background action.php is organized through the webpage framework index.htm. Method 1: Cookie interaction.
There are three files in total: index.htm,action.php and main.htm
The original reason is that the main.htm and the background action. php are organized through the page framework index.htm and the page width of action. php is set to 0, which does not affect the display. Action.php adds the information to cookie, and main.htm reads cookies for interaction. In main.htm, you can also control the background CGI program by re-reading action. php.
Index.htm
The code is as follows:
Test
<BR> <body bgcolor = "# FFFFFF"> <BR> <p> The page frame is used on this page, but is not supported by your browser. </P> <BR> </body> <BR>
Action. php
The code is as follows:
Srand (double) microtime () * 1000000 );
$ Result = revert (0,100 );
Setcookie ("action", $ result, time () + 900 ,"/");
?>
Main.htm
The code is as follows:
Test