What is PHPhường mail?
PHPhường mail is the built in PHP function that is used lớn sover emails from PHP. scripts. The mail function accepts the following parameters; Thư điện tử address Subject Message CC or BC tin nhắn addresses It’s a cost effective sầu way of notifying users on important events. Let users liên hệ you via email by providing a contact us size on the website that emails the provided content. Developers can use it to lớn receive system errors by gmail You can use it khổng lồ gmail your newsletter subscribers. You can use it to lớn skết thúc password rephối link to users who forget their passwords You can use it to lớn email activation/confirmation link. This is useful when registering users và verifying their email addresses In this tutorial, you will learn-
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Why/When khổng lồ use the mail PHP
Sending mail using PHPThe PHP mail function has the following basic syntax HERE, “$to_email_address” is the email address of the mail recipient “$subject” is the tin nhắn subject “$message” is the message to be sent. “<$headers>” is optional, it can be used lớn include information such as CC, BCC CC is the acronym for carbon copy. It’s used when you want lớn sover a copy to lớn an interested person i.e. a complaint gmail sent to lớn a company can also be sent as CC to lớn the complaints board. BCC is the acronym for blind carbon copy. It is similar to lớn CC. The gmail addresses included in the BCC section will not be shown lớn the other recipients.
Simple Mail Transmission Protocol (SMTP)PHPhường mailer uses Simple Mail Transmission Protocol (SMTP) to send mail. On a hosted hệ thống, the SMTP.. settings would have already been mix. The SMTPhường mail settings can be configured from “php.ini” tệp tin in the PHPhường installation folder. Configuring SMTP settings on your localhost Assuming you are using xampp on windows, locate the “php.ini” in the directory “C:xamppphp”. Open it using notepad or any text editor. We will use notepad in this example. Clichồng on the edit thực đơn Click on Find… menu The find dialog thực đơn will appear Cliông chồng on Find Next button Locate the entries
Sanitizing email user inputsThe above example uses hard coded values in the source code for the gmail address và other details for simplicity. Let’s assume you have khổng lồ create a liên hệ us size for users fill in the details và then submit. Users can accidently or intentional inject code in the headers which can result in sending spam mail To protect your system from such attacks, you can create a custom function that sanitizes and validates the values before the mail is sent. Let’s create a custom function that validates và sanitizes the tin nhắn address using the filter_var built in function. Filter_var function The filter_var function is used khổng lồ sanitize & validate the user input đầu vào data. It has the following basic syntax. HERE,
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“filter_var(…)” is the validation & sanitization function “$field” is the value of the field lớn be filtered. “SANITIZATION TYPE” is the type of sanitization to be performed on the field such as; FILTER_VALIDATE_EMAIL – it returns true for valid email addresses và false for invalid tin nhắn addresses. FILTER_SANITIZE_EMAIL – it removes illegal characters from tin nhắn addresses. info
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.com FILTER_SANITIZE_STRING - it removes tags from string values. am bold becomes am bold. The code below implements uses a custom function to lớn send secure mail. Output:
Secure MailEmails can be intercepted during transmission by unintended recipients. This can exposure the contents of the tin nhắn khổng lồ unintended recipients. Secure mail solves this problem by transmitting emails via Hypertext Transfer Protocol Secure (HTTPS). HTTPS encrypts messages before sending them.
SummaryThe PHP. built in function mail() is used khổng lồ sover mail from PHP scripts Validation & sanitization checks on the data are essential lớn sending secure mail The PHPhường built in function filter_var() provides an easy lớn use and efficient way of performing data sanitization & validation