How to call Javascript function in PHP?

I am really struggling with this. If I use a submit button and then say: <?php if isset($_POST['buttonName']){ ?> call some javascript function. <?php } ?> The above code does not work properly. if do an onclick for the submit button...

The PHP function returns a value that I want to assign to a JavaScript variable.

For example there is a class  Sample.cs public class Test {  publiv void TestFunction()  {   // set of code  } } the TestFunction is to be called in the javascript function <script type="C#/javascript"> function TestCall() {  Test.TestFunction...

I am using a pagination plugin in my WP site. As pagination works, it  must be laid inside an index.php file, else it will not show the output.  But i wish to call the same function in a template file. I have the php  code but when I call that function...

This almost works but the alert won't fire on the first click on the Save button. It does after the second click however. So I'm looking for a way that is more reliable. class My_Widget extends WP_Widget { function __construct() { parent::__construct...

I have this codes: /*my another php file*/ <?php myfunction(param1,param2){ /-----/ return myresult; } ?> Now, how i call it from my main php page,a nd get the result of my function?

// Java Code:     public class  A extends Applet{             public void foo(int[] a)         {             a[0]=3;         }     }         //Javascript Code:     var arg = new Array(1);     arg[0]=2;     Applet.foo(arg); But `arg[0]` remains `2`

How to make an echo to call a function example : <?php ob_start(); session_start(); $applications=getApplication($_SESSION… $count=mysql_numrows($applications); if($count==0) { echo "You dont have any applications submited"; } else...