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PHP complete self-study manual
author:php.cn update time:2022-04-15 13:53:54

php E-mail



PHP allows you to send emails directly from scripts.


PHP mail() function

PHP mail() function is used to send an email from a script.

Syntax

mail(to,subject,message,headers,parameters)

Note:PHP running mail functions requires an installed and running mail system (such as: sendmail, postfix, qmail, etc.). The program used is defined through configuration settings in the php.ini file. Read more in ourPHP Mail Reference Manual.


PHP Simple E-Mail

The simplest way to send email via PHP is to send a text email.

In the following example, we first declare the variables ($to, $subject, $message, $from, $headers), and then we use these variables in the mail() function to send an E -mail:


PHP Mail Form

With PHP, you can create a feedback form on your site. The following example sends a text message to the specified e-mail address:

   php中文网(php.cn) 
Email:
Subject:
Message:

"; } ?>
  • First, check whether it is filled in Email input box

  • If it is not filled in (for example, when the page is visited for the first time), output HTML form

  • If it is filled in (when the form is visited for the first time) After filling in), send an email from the form

  • After filling out the form and clicking the submit button, the page is reloaded and you can see that the email input is reset and the email is sent successfully. Message

Comments:This simple way of sending e-mail is not secure. You will read more about email scripts in the next chapter of this tutorial. security risks, we will explain to you how to validate user input to make it more secure.


PHP Mail Reference Manual

For more information about the PHP mail() function, please visit ourPHP Mail Reference Manual.

##Parameters Description to Required. Specify email recipients. subject Required. Specifies the subject of the email. message Required. Define the message to be sent. LF (\n) should be used to separate lines. Each line should be limited to 70 characters. headers Optional. Specifies additional headers such as From, Cc, and Bcc. Additional headers should be separated using CRLF (\r\n). parameters Optional. Specifies additional parameters for the mailer. Explanation of the example:
Note:This parameter cannot contain any newline characters.