php发送邮件email

<?php
header("content-type:text/html;charset=utf-8");
include("class.phpmailer.php");
include("class.smtp.php");
$mail = new PHPMailer();
$mail->IsSMTP(); //设置使用SMTP服务器发送
$mail->Host = "smtp.163.com"; // SMTP servers
$mail->SMTPAuth = true; // 开启SMTP认证
$mail->Username = "*********"; // 发信人的邮箱名称  注意：普通邮件认证不需要加 @域名
$mail->Password = "*****"; // 发信人的邮箱密码
$mail->From = "******@163.com"; // 发件人完整的邮箱名称
$mail->FromName = "***"; // 发件人署名
$mail->CharSet = "utf-8"; // 这里指定字符集！
$mail->Encoding = "base64";
$mail->AddAddress("******@163.com","toyou"); // 收件人邮箱和姓名
$mail->AddReplyTo("******@163.com","wo");
//$mail->WordWrap = 20; // set word wrap 换行字数
//$mail->AddAttachment("/var/tmp/file.tar.gz"); // attachment 附件
//$mail->AddAttachment("/tmp/image.jpg", "new.jpg");
$mail->IsHTML(true); // 指定邮件格式为html 不加true 默认以text方式解析
// 邮件主题
$subject="测试";
$mail->Subject = $subject;
$mail->Body = "<span><span class="string">Testing the email class</span></span>";   // 邮件内容
$mail->AltBody ="text/html";
if(!$mail->Send())
{
echo "邮件发送有误 <p>";
echo "邮件错误信息: " . $mail->ErrorInfo;
exit;
}
else {
echo "邮件发送成功!<br />";
}

ci框架中使用

public function sendemail()
{
$config = array('protocol'=>'smtp',
'smtp_host' => 'smtp.163.com',
'smtp_user' => 'yourname',
'smtp_pass' => '*****',
'smtp_port' => '25',
'_smtp_auth' => TRUE,
'wordwrap' => TRUE,
'charset' => 'iso-8859-1'

);
$this->load->library('email', $config);
$this->email->from('*****@163.com', 'Your Name');
$this->email->to('*******@163.com');
$this->email->subject('Email Test');
$this->email->message('Testing the email class.');
$this->email->send();
}