Xajax + smarty question _ PHP Tutorial-php Tutorial

Xajax + smarty problems. Xajax + smarty is in a hurry! My refreshContent function cannot be called. I have been troubled by this problem for several days. I just cannot find the problem. I hope you can help me to see it. thank you for the xajax + smarty problem! My refreshContent function cannot be called. I have been troubled by this problem for several days, but I cannot find the problem. I hope you can check it out for me. thank you!
The code is as follows:

Xajax_smarty.php

Require_once ('config/Config. inc. php ');
Require_once ('xajax/xajax_core/xajax. inc. php ');
$ Xajax = new xajax ();
Function loadContent ($ n ){
Global $ Smarty;
If ($ n = 0 ){
$ Data [] = array ('title' => 'helloworld', 'content' =>'

What is going on?

');
$ Data [] = array ('title' => 'another item', 'content' =>'

Nothing fancy

');
}
Else if ($ n = 1 ){
Echo '================ ';
$ Data [] = array ('title' => 'dynamically loaded', 'content' =>'

There you go

');
}
$ Smarty-> assign ('posts', $ data );
$ Ret = $ Smarty-> fetch('post.html ');
$ Smarty-> clear_all_assign ();
Return $ ret;
}
Function refreshContent ($ formValues) {// call failed
Echo "ldkfjdl ";
$ Response = new xajaxResponse ();
$ NewContent = loadContent ($ formValues ['Select _ page']);
$ Response-> addAssign ('content', 'innerhtml ', $ newContent );
Return $ response;
}
$ Xajax-> registerFunction ('refreshcontent ');
$ Xajax-> processRequest ();

$ Smarty-> assign ('content', loadContent (0 ));
$ Smarty-> assign ('xajaxjavascript ', $ xajax-> getJavascript ('xajax /'));
$ Smarty-> display('main.html ');
?>

Post.html


<% {Foreach from = $ posts item = post} %>

<% {$ Post. title} %>
<% {$ Post. content} %>

<% {/Foreach} %>



Main.html


<% {$ Xajaxjavascript} %>

Smarty $ amp; xajax

<% {$ Content }%>

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