Tips for sending emails after registering information_PHP tutorial

//mail.php
//Read the content of the letter
$filename = "wellcom.txt";
$fd = fopen( $filename, "r" );
$contents = fread($fd, filesize($filename));
fclose( $fd );

//Replace the corresponding content
$contents=eregi_replace(" ",$UserName,$contents);
$contents=eregi_replace("",$Password,$contents);
$contents=eregi_replace("",$Url,$ contents);

//Send an email
$to_email=$email;
$from_email="php-java@21cn.com";
$subject="Wellcom!";
$header_info="From:$from_emailnReply-To:$from_email";
$result=@mail($to_email,$subject,$contents,$header_info);
if($result) {
echo "Send message successfully!";
} else {
echo "Send message failed!";
}
?>

//wellcom.txt content;
Your registration information is:
Username:
Password:

Welcome!

Welcome to:

http://www.bkjia.com/PHPjc/315383.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/315383.htmlTechArticle?php //mail.php //Read the content of the letter $filename = wellcom.txt; $fd = fopen( $filename, r ); $contents = fread($fd, filesize($filename)); fclose( $fd ); //Replace the corresponding content $contents...