我想更新拨号标签并替换+923455252632到+923333578357这里是代码；
<?xml version="1.0" encoding="UTF-8"?>
<Response>
<Say voice="alice">Thanks for the call. Configure your number's voice U R L to change this message.</Say>
<Pause length="1"/>
<Say voice="alice">Let us know if we can help you in any way during your development. you are a good person </Say>
<Dial>+923455252632</Dial>
</Response>
我找到了一个解决方案，就在这里。
$myfile = fopen("message.xml", "w") or die("Unable to open file!");// opens file in write mode
@ftruncate($myfile, 0);// trancate previous contant in the xml file named message
$txt = '<?xml version="1.0" encoding="UTF-8"?>
<Response>
<Say voice="alice"> Your call is being transferred to one of our company employees</Say>
<Pause length="1"/>
<Say voice="alice"> Please wait.</Say>
<Pause length="1"/>
<Say voice="alice"> Please wait.</Say>
<Say voice="alice">Let us know if we can help you. you are a good person </Say>
<Dial>'.$employee.'</Dial>
</Response>';
fwrite($myfile, $txt);// Write contant in the file
fclose($myfile);// Close file