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Remove empty array elements

...ments that are i.e. exact string '0', you will need a custom callback: // PHP 7.4 and later print_r(array_filter($linksArray, fn($value) => !is_null($value) && $value !== '')); // PHP 5.3 and later print_r(array_filter($linksArray, function($value) { return !is_null($value) && $...
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Passing $_POST values with cURL

... Should work fine. $data = array('name' => 'Ross', 'php_master' => true); // You can POST a file by prefixing with an @ (for <input type="file"> fields) $data['file'] = '@/home/user/world.jpg'; $handle = curl_init($url); curl_setopt($handle, CURLOPT_POST, true); cur...
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Check whether an array is empty [duplicate]

... You don't need to count the elements or use empty(). A one-liner like php -r 'echo array() ? "T":"F";' will show the truthiness for an empty or non-empty array. – jerseyboy May 16 '14 at 13:08 ...
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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...
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String comparison using '==' vs. 'strcmp()'

It seems that PHP's === operator is case sensitive. So is there a reason to use strcmp() ? 13 Answers ...
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How to get parameters from a URL string?

...ery); echo $query['email']; If you want to get the $url dynamically with PHP, take a look at this question: Get the full URL in PHP share | improve this answer | follow ...
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PHP abstract properties

Is there any way to define abstract class properties in PHP? 9 Answers 9 ...
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How do I send a POST request with PHP?

... CURL-less method with PHP5: $url = 'http://server.com/path'; $data = array('key1' => 'value1', 'key2' => 'value2'); // use key 'http' even if you send the request to https://... $options = array( 'http' => array( 'header' =...
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upstream sent too big header while reading response header from upstream

...ove the message, is it streaming with logged lines preceding the message? PHP message: PHP Notice: Undefined index: Example snippet from a loop my log file: 2015/11/23 10:30:02 [error] 32451#0: *580927 FastCGI sent in stderr: "PHP message: PHP Notice: Undefined index: Firstname in /srv/www/class...
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PHP function to get the subdomain of a URL

Is there a function in PHP to get the name of the subdomain? 28 Answers 28 ...