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Sending email with PHP from an SMTP server

I have trouble sending email in PHP. I get an error: SMTP server response: 530 SMTP authentication is required . 8 Answers...
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How to write into a file in PHP?

I have this script on one free PHP-supporting server: 9 Answers 9 ...
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How do I pass variables and data from PHP to JavaScript?

I have a variable in PHP, and I need its value in my JavaScript code. How can I get my variable from PHP to JavaScript? 19 ...
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URL rewriting with PHP

...s: RewriteEngine on RewriteRule ^/?Some-text-goes-here/([0-9]+)$ /picture.php?id=$1 This will tell Apache to enable mod_rewrite for this folder, and if it gets asked a URL matching the regular expression it rewrites it internally to what you want, without the end user seeing it. Easy, but inflexi...
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Best way to initialize (empty) array in PHP

...creation and instantiation. I wonder whether there are any equivalences in PHP? 8 Answers ...
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Refresh a page using PHP

How can I refresh a page using PHP periodically? If I can not do it by PHP, what is the best recommended scenario? 13 Answe...
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How can I create an error 404 in PHP?

My .htaccess redirects all requests to /word_here to /page.php?name=word_here . The PHP script then checks if the requested page is in its array of pages. ...
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How do I get class name in PHP?

... Since PHP 5.5 you can use class name resolution via ClassName::class. See new features of PHP5.5. <?php namespace Name\Space; class ClassName {} echo ClassName::class; ?> If you want to use this feature in your class ...
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How do I see the extensions loaded by PHP?

It's got to be somewhere in the phpinfo() dump, but I just don't know where. Is it supposed to be under the "Additional Modules" section? Somewhere else? I'm trying to figure out why some extensions don't appear to be loaded, but I don't even know where I should be looking. ...
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Send attachments with PHP Mail()?

... I agree with @MihaiIorga in the comments – use the PHPMailer script. You sound like you're rejecting it because you want the easier option. Trust me, PHPMailer is the easier option by a very large margin compared to trying to do it yourself with PHP's built-in mail() function...