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2 parents ad9236c + 44e3296 commit 736853aCopy full SHA for 736853a
renderer.php
@@ -21,7 +21,7 @@ class qtype_wq_renderer extends qtype_renderer {
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protected $base;
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- public function __construct(qtype_renderer $base = null, moodle_page $page, $target) {
+ public function __construct(?qtype_renderer $base = null, moodle_page $page, $target) {
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parent::__construct($page, $target);
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$this->base = $base;
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}
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