img_8php_source.html

 <?php
 $src = elgg_extract('src', $vars);
 if (empty($src)) {
     return;
 }

 if (!isset($vars['alt'])) {
     elgg_log("The view output/img requires that the alternate text be set.", 'NOTICE');
 }

 $vars['src'] = elgg_normalize_url($src);

 echo elgg_format_element('img', $vars);
$src
$src
Elgg image view.
Definition: img.php:9

elgg_normalize_url
elgg_normalize_url($url)
Definition: output.php:153

$vars
if(empty($src)) if(!isset($vars['alt'])) $vars['src']
Definition: img.php:18

elgg_format_element
elgg_format_element($tag_name, array $attributes=[], $text= '', array $options=[])
Format an HTML element.
Definition: output.php:135

elgg_log
elgg_log($message, $level=\Psr\Log\LogLevel::NOTICE)
Log a message.
Definition: elgglib.php:399

elgg_extract
elgg_extract($key, $array, $default=null, $strict=true)
Checks for $array[$key] and returns its value if it exists, else returns $default.
Definition: elgglib.php:547

echo
elgg echo
Translates a string.
Definition: deprecated.js:530