php 微信公众平台回复不了,大神帮我看下代码有没有问题
<?php
define("TOKEN","superstack");
responseMsg();
function responseMsg()
{
$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];
if (!empty($postStr))
{
libxml_disable_entity_loader(true);
$postObj = simplexml_load_string($postStr,'SimpleXMLElement',LIBXML_NOCDATA);
$fromUsername = $postObj->FromUserName;
$toUsername = $postObj->ToUserName;
$time = time();
$msgType = "text";
$contentStr = "Welcome to wechat world!";
$textTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[%s]]></MsgType>
<Content><![CDATA[%s]]></Content>
<FuncFlag>0</FuncFlag>
</xml>";
$resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);
echo $resultStr;
}
}
?>
入门小白一个,有没有能指点下,验证时通过的,就是公众号回复不行,折腾一天了。