在echo $echoStr前面加上ob_clean() 清一下缓存即可
//验证url token
public function valid(){
$echoStr = $_GET["echostr"];
if($this->checkSignature()){
ob_clean();
echo $echoStr;
exit;
}
}
在echo $echoStr前面加上ob_clean() 清一下缓存即可
//验证url token
public function valid(){
$echoStr = $_GET["echostr"];
if($this->checkSignature()){
ob_clean();
echo $echoStr;
exit;
}
}