send email from gmail in php code example

Example 1: how to send email with php

<?php     
  

  var Name = $_POST('name');
  // grabbing the data from the form when posted
  // make sure to add name="name" or name="email"
  // in the input tag to grab the the specific elements
  // data example <textarea name="message"> or 
// <input type="number name="number">
  
  var Email = $_POST('email');
  var Number = $_POST('number');
  
$to_email = 'Your E-mail';
$subject = 'The Subject of the message';
$message = 'Name'.$name. "email" .$email. "number:" .$number.".";
$headers = 'From: noreply @ company . com'; //optional
mail($to_email,$subject,$message,$headers);
?>

Example 2: send mail config using gmail php

Before sending emails using the Gmails SMTP Server, you to make some of the
  security and permission level settings under your Google Account Security
  Settings.

1. Make sure that 2-Step-Verification is disabled.

2. Turn ON the "Less Secure App" access or click here.

3. If 2-step-verification is enabled, then you will have to create app
  password for your application or device.

4. For security measures, Google may require you to complete this additional
    step while signing-in. Click here to allow access to your Google account
      using the new device/app.

Note*: It may take an hour or more to reflect any security changes
===================================================================
PHP CODE CONFIG :=
  
$mail->SMTPDebug  = 1;  
$mail->SMTPAuth   = TRUE;
$mail->SMTPSecure = "tls";
$mail->Port       = 587;
$mail->Host       = "smtp.gmail.com";
$mail->Username   = "[email protected]";
$mail->Password   = "your-gmail-password";

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For More Info check this link : https://pepipost.com/tutorials/send-an-email-via-gmail-smtp-server-using-php/