PHP怎么请求c#(.net 2.0)语言开发的Web Services接口。 400 请求报错 

用PHP的SOAP啊######是否有案例给我看看，######大牛们，拜托帮帮忙######try

<?php

require 'nusoap/lib/nusoap.php'; $client = new nusoap_client('http://localhost/prs_point/prs_point.asmx?WSDL', 'WSDL');

$error = $client->getError(); if ($error) { die("client construction error: {$error}\n"); }

$param = array('inputData' => 'sample data'); $answer = $client->call('testAssignment', array('parameters' => $param), '', '', false, true);

$error = $client->getError(); if ($error) { print_r($client->response); print_r($client->getDebug()); die(); }

print_r($answer);

?>